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knops.gerd |
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#!/usr/bin/perl -w |
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############################################################################### |
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# Meteor |
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# An HTTP server for the 2.0 web |
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# Copyright (c) 2006 contributing authors |
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# |
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# meteor broadcast |
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# |
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# A very simple program to broadcast one or more strings to meteor servers. |
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# Call as: |
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# |
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# meteorBroadcast <port> 'A string' ... |
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# |
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# See meteor documentation how to enable UDP support and what strings |
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# are accepted. |
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# |
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############################################################################### |
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# |
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# This program is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License as published by the Free |
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# Software Foundation; either version 2 of the License, or (at your option) |
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# any later version. |
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# |
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# This program is distributed in the hope that it will be useful, but WITHOUT |
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
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# more details. |
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# |
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# You should have received a copy of the GNU General Public License along |
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# with this program; if not, write to the Free Software Foundation, Inc., |
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# 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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# For more information visit www.meteorserver.org |
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# |
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############################################################################### |
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############################################################################### |
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# meterod version |
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################################################################################ |
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$::VERSION='0.01.00'; |
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our $DEBUG=1; |
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############################################################################### |
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# Configuration |
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############################################################################### |
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use strict; |
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use Socket; |
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############################################################################### |
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# Main |
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############################################################################### |
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unless(scalar(@ARGV>=2) && $ARGV[0]=~/^\d+$/) |
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{ |
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die("Usage:\n\n\t$0 <port> <string> ...\n\n"); |
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} |
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my $port=shift; |
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# Open udp broadcast |
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socket(UDP,PF_INET,SOCK_DGRAM,getprotobyname('udp')) |
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|| die("socket: $!"); |
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setsockopt(UDP,SOL_SOCKET,SO_BROADCAST,1); |
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select((select(UDP),$|=1)[0]); |
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our $UDP_BC=sockaddr_in($port,INADDR_BROADCAST); |
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# if(defined($LOCAL_IP)) |
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# { |
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# my $local=sockaddr_in(0,inet_aton($LOCAL_IP)) |
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# || die("$class: local host '$LOCAL_IP' invalid"); |
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# |
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# bind(UDP,$local) || die("$class bind: $!"); |
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# } |
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foreach my $data (@ARGV) |
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{ |
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send(UDP,$data,0,$UDP_BC) or die("send: $!"); |
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print "Sent ",length($data)," bytes\n" if($DEBUG); |
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} |
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1; |
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############################################################################EOF |