125 lines
3.1 KiB
Perl
Executable file
125 lines
3.1 KiB
Perl
Executable file
#!/usr/bin/perl
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#
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# Copyright Jean-Samuel Reynaud <js.reynaud@free.fr>
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# Licenced under GPL v2
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#
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# We use this script to produce graph with munin for dns requests
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#
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# Thanks for Benjamin Pineau for perl cleaning and correction in non root
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# running
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#
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# modified for bind 9.5 by -thh 2009-04-15
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#
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# Magic markers
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#%# family=auto
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#%# capabilities=autoconf
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use strict;
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use warnings;
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# change those to reflect your bind configuration
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# stat file
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my $stat_file = "/var/log/named/stats";
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# rndc path
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my $rndc = "/usr/sbin/rndc";
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my $lst = { "success" => 1,
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"referral" => 1,
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"nxrrset" => 1,
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"nxdomain" => 1,
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"recursion" => 1,
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"failure" => 1};
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#my $domain = $0;
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#$domain =~ s/^.*bind_([\w\d\._\-]*)$/$1/;
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my $domain = '';
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# Parse the statistic file
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sub parseFile {
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my $dom = shift @_;
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open(IN,"<$stat_file") or die "Can't open $stat_file : $!";
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while (<IN>) {
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chomp;
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s/^ *//;
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my ($count,@type) = split(/ /,$_);
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my $type = join(' ',@type);
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#$zone = defined($zone) ? $zone : "";
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#if ($zone eq $dom) {
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# if (defined $lst->{$type}) {
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# # only keep the latest occurence for each value
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# $lst->{$type} = $count;
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# }
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#
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#}
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if ($type=~/successful answer/) {
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$lst->{'success'} = $count;
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} elsif ($type=~/FIXME/) {
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$lst->{'referral'} = $count;
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} elsif ($type=~/nxrrset/) {
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$lst->{'nxrrset'} = $count;
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} elsif ($type=~/resulted in NXDOMAIN/i) {
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$lst->{'nxdomain'} = $count;
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} elsif ($type=~/recursion/) {
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$lst->{'recursion'} = $count;
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} elsif ($type=~/failures/) {
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$lst->{'failure'} = $count;
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}
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}
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close(IN);
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printf "%s.value %u\n", $_, $lst->{$_} foreach (keys %$lst);
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}
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# Config mode
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if ( defined($ARGV[0]) && $ARGV[0] eq "config" ) {
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printf "graph_title Dns requests %s\n",($domain eq "" ? "all domains":$domain);
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printf "graph_vlabel requests/s\n";
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printf "graph_category network\n";
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printf "graph_info This graph display dns requests for %s\n",($domain eq "" ? "all domains":$domain);
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printf "success.label Success\n";
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printf "success.type COUNTER\n";
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printf "referral.label Referral\n";
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printf "referral.type COUNTER\n";
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printf "nxrrset.label Nx RR set\n";
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printf "nxrrset.type COUNTER\n";
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printf "nxdomain.label NX domain\n";
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printf "nxdomain.type COUNTER\n";
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printf "recursion.label Recursion\n";
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printf "recursion.type COUNTER\n";
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printf "failure.label Failure\n";
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printf "failure.type COUNTER\n";
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exit 0;
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}
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if ( defined($ARGV[0]) && $ARGV[0] eq "autoconf" ) {
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if (! -f $stat_file) {
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printf "Unable to file bind stat file on %s",$stat_file;
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exit 1;
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}
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if (! -f $rndc) {
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printf "Unable to file rndc tool (configured : %s)",$rndc;
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exit 1;
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}
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exit 0;
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}
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# Remove old stat file
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unlink ($stat_file);
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# Ask to bind to build new one
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`$rndc stats`;
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# Parse the stat file and return result
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parseFile($domain);
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