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package syslogd; |
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|
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use warnings; |
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use strict; |
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|
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use IO::Socket; |
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use Data::Dump qw/dump/; |
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use CouchDB; |
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|
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our $port = 514; |
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our $MAXLEN = 1524; |
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|
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sub start { |
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|
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my $sock = IO::Socket::INET->new( |
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LocalPort => $port, |
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Proto => 'udp', |
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ReuseAddr => 1, |
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) || die "can't listen to $port: $!"; |
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|
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CouchDB::audit('start', { port => $port }); |
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|
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my $buf; |
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while(1) { |
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$sock->recv($buf, $MAXLEN); |
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my ($port, $ipaddr) = sockaddr_in($sock->peername); |
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my $log = { |
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ip => join('.', unpack('C4',$ipaddr)), |
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hostname => gethostbyaddr($ipaddr, AF_INET), |
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message => $buf, |
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}; |
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|
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if ( $buf =~ /<(\d+)>\s*(\S*)\s*:\s*(.*)/ ) { |
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my $level = $1 % 8; |
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|
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my $overlay = { |
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message => $3, |
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level => $level, |
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facility => ( $1-$level ) / 8, |
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program => $2, |
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}; |
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|
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$log->{$_} = $overlay->{$_} foreach keys %$overlay; |
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|
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$log->{pid} = $1 if $log->{program} =~ s/\[(\d+)\]$//; |
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} |
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|
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warn "log ",dump( $log ); |
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CouchDB::audit( 'syslog', $log ); |
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} |
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|
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} |
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|
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1; |