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135 lines
3.3 KiB
Perl
Executable File
135 lines
3.3 KiB
Perl
Executable File
#!/usr/bin/perl
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# This Source Code Form is subject to the terms of the Mozilla Public
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# License, v. 2.0. If a copy of the MPL was not distributed with this
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# file, You can obtain one at http://mozilla.org/MPL/2.0/.
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use warnings;
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use strict;
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use feature "switch";
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no if $] >= 5.018, warnings => "experimental::smartmatch";
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package _default;
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sub new {
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my ($class, %conf) = @_;
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my $self = bless {}, $class;
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$self->{debug} = $conf{debug} // 0;
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$self->{sourcefile} = $conf{sourcefile};
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$self->{execfile} = $conf{execfile};
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$self->{code} = $conf{code};
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$self->{cmdline} = $conf{cmdline};
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$self->{input} = $conf{input};
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$self->{date} = $conf{date};
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$self->{arguments} = $conf{arguments};
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$self->{factoid} = $conf{factoid};
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$self->{'persist-key'} = $conf{'persist-key'};
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$self->initialize(%conf);
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return $self;
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}
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sub initialize {
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my ($self, %conf) = @_;
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}
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sub preprocess {
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my $self = shift;
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if ($self->{code} =~ m/print_last_statement\(.*\);$/m) {
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# remove print_last_statement wrapper in order to get warnings/errors from last statement line
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my $code = $self->{code};
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$code =~ s/print_last_statement\((.*)\);$/$1;/mg;
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open(my $fh, '>', $self->{sourcefile}) or die $!;
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print $fh $code . "\n";
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close $fh;
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print "Executing [$self->{cmdline}] without print_last_statement\n";
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my ($retval, $result) = $self->execute(60, "date -s \@$self->{date} > /dev/null; ulimit -t 5; $self->{cmdline}");
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$self->{output} = $result;
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$self->{error} = $retval;
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# now compile with print_last_statement intact, ignoring compile results
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if (not $self->{error}) {
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open(my $fh, '>', $self->{sourcefile}) or die $!;
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print $fh $self->{code} . "\n";
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close $fh;
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print "Executing [$self->{cmdline}] with print_last_statement\n";
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my ($retval, $result) = $self->execute(60, "date -s \@$self->{date} > /dev/null; ulimit -t 5; $self->{cmdline}");
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}
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} else {
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open(my $fh, '>', $self->{sourcefile}) or die $!;
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print $fh $self->{code} . "\n";
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close $fh;
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print "Executing [$self->{cmdline}]\n";
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my ($retval, $result) = $self->execute(60, "date -s \@$self->{date} > /dev/null; ulimit -t 5; $self->{cmdline}");
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$self->{output} = $result;
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$self->{error} = $retval;
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}
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}
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sub postprocess {
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my $self = shift;
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my $input = $self->{input};
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print "writing input [$input]\n";
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$input =~ s/(?<!\\)\\n/\n/mg;
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$input =~ s/(?<!\\)\\r/\r/mg;
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$input =~ s/(?<!\\)\\t/\t/mg;
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$input =~ s/(?<!\\)\\b/\b/mg;
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$input =~ s/\\\\/\\/mg;
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open(my $fh, '>', '.input');
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print $fh "$input\n";
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close $fh;
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}
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sub execute {
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my $self = shift;
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my $timeout = shift;
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my ($cmdline) = @_;
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my ($ret, $result);
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($ret, $result) = eval {
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print "eval\n";
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my $result = '';
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my $pid = open(my $fh, '-|', "$cmdline 2>&1");
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local $SIG{ALRM} = sub { print "Time out\n"; kill 'TERM', $pid; die "$result [Timed-out]\n"; };
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local $SIG{CHLD} = 'IGNORE';
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alarm($timeout);
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while(my $line = <$fh>) {
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$result .= $line;
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}
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close $fh;
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my $ret = $? >> 8;
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alarm 0;
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return ($ret, $result);
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};
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print "done eval\n";
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alarm 0;
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if($@ =~ /Timed-out/) {
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return (-1, $@);
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}
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print "[$ret, $result]\n";
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return ($ret, $result);
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}
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1;
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