38 lines
886 B
Perl
38 lines
886 B
Perl
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#!/usr/bin/perl
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# Script Fragt den RFC 868 Timeserver ab
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# und liefert die Zeit
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#
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# 20060721 Peter Baumann <dev@linuxnet.ch>
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use IO::Socket;
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# Einen DaytimeServer anzapfen
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$hostname = "172.16.1.40";
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# Serverport
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use constant SVPORT => 37;
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# Differenz zwischen 1.1.1900 (Time-Server)
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# und 1.1.1970 (UNIX-Epoche)
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use constant KORR => 2208988800;
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my $cur_time = &get_time;
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print "Die Server Zeit ist $cur_time\n";
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# Zeit vom anderen Server holen
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sub get_time
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{
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my ($binarytime, $servertime);
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my $ts_sock = new IO::Socket::INET (
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PeerAddr => $hostname,
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PeerPort => SVPORT,
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Proto => 'tcp')
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or die "can't create local socket: $@\n";
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read($ts_sock,$binarytime,4);
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$ts_sock->close();
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$servertime = unpack('N',$binarytime);
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$servertime = localtime($servertime - KORR);
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return "$servertime";
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}
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