53 lines
1.5 KiB
Perl
Executable File
53 lines
1.5 KiB
Perl
Executable File
#!/usr/bin/env perl
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#
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# Copyright (c) 2023 Mischa Peters <mischa @ openbsd.amsterdam>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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#
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use 5.024;
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use strict;
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use warnings;
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use autodie;
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use Fcntl qw(:flock);
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use File::Basename;
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use File::stat;
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use POSIX qw(strftime);
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my $ttl = "300";
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my $workdir = dirname($0);
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opendir my $dh, "${workdir}/tokens";
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while (my $file = readdir $dh) {
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chomp $file;
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next if $file =~ /^\./;
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open my $fh, '<', "${workdir}/tokens/$file";
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my $client_ip = <$fh>;
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chomp $client_ip;
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close $fh;
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my $mtime = stat("${workdir}/tokens/${file}")->mtime();
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if ((time() - $mtime) > $ttl) {
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_log("$client_ip $file removed");
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unlink("${workdir}/tokens/${file}");
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}
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}
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sub _log {
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my ($msg) = @_;
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open my $fh, '>>', '/var/log/ard.log';
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flock $fh, LOCK_EX;
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print $fh sprintf("%s %s: %s \n", strftime("%b %d %H:%M:%S", localtime), basename($0), $msg);
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close $fh;
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}
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