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b2f0d2f3 TH |
1 | #!/usr/bin/perl |
2 | # | |
3 | # Copyright Jean-Samuel Reynaud <js.reynaud@free.fr> | |
4 | # Licenced under GPL v2 | |
5 | # | |
6 | # We use this script to produce graph with munin for dns requests | |
7 | # | |
8 | # Thanks for Benjamin Pineau for perl cleaning and correction in non root | |
9 | # running | |
10 | # | |
11 | # modified for bind 9.5 by -thh 2009-04-15 | |
12 | # | |
13 | # Magic markers | |
14 | #%# family=auto | |
15 | #%# capabilities=autoconf | |
16 | ||
17 | use strict; | |
18 | use warnings; | |
19 | ||
20 | # change those to reflect your bind configuration | |
21 | # stat file | |
22 | my $stat_file = "/var/log/named/stats"; | |
23 | # rndc path | |
24 | my $rndc = "/usr/sbin/rndc"; | |
25 | ||
26 | ||
27 | ||
28 | my $lst = { "success" => 1, | |
29 | "referral" => 1, | |
30 | "nxrrset" => 1, | |
31 | "nxdomain" => 1, | |
32 | "recursion" => 1, | |
33 | "failure" => 1}; | |
34 | ||
35 | #my $domain = $0; | |
36 | #$domain =~ s/^.*bind_([\w\d\._\-]*)$/$1/; | |
37 | my $domain = ''; | |
38 | ||
39 | ||
40 | # Parse the statistic file | |
41 | sub parseFile { | |
42 | my $dom = shift @_; | |
43 | open(IN,"<$stat_file") or die "Can't open $stat_file : $!"; | |
44 | ||
45 | while (<IN>) { | |
46 | chomp; | |
47 | s/^ *//; | |
48 | my ($count,@type) = split(/ /,$_); | |
49 | my $type = join(' ',@type); | |
50 | #$zone = defined($zone) ? $zone : ""; | |
51 | #if ($zone eq $dom) { | |
52 | # if (defined $lst->{$type}) { | |
53 | # # only keep the latest occurence for each value | |
54 | # $lst->{$type} = $count; | |
55 | # } | |
56 | # | |
57 | #} | |
58 | if ($type=~/successful answer/) { | |
59 | $lst->{'success'} = $count; | |
60 | } elsif ($type=~/FIXME/) { | |
61 | $lst->{'referral'} = $count; | |
62 | } elsif ($type=~/nxrrset/) { | |
63 | $lst->{'nxrrset'} = $count; | |
64 | } elsif ($type=~/resulted in NXDOMAIN/i) { | |
65 | $lst->{'nxdomain'} = $count; | |
66 | } elsif ($type=~/recursion/) { | |
67 | $lst->{'recursion'} = $count; | |
68 | } elsif ($type=~/failures/) { | |
69 | $lst->{'failure'} = $count; | |
70 | } | |
71 | } | |
72 | ||
73 | close(IN); | |
74 | printf "%s.value %u\n", $_, $lst->{$_} foreach (keys %$lst); | |
75 | } | |
76 | ||
77 | ||
78 | ||
79 | # Config mode | |
80 | if ( defined($ARGV[0]) && $ARGV[0] eq "config" ) { | |
81 | printf "graph_title Dns requests %s\n",($domain eq "" ? "all domains":$domain); | |
82 | printf "graph_vlabel requests/s\n"; | |
83 | printf "graph_category network\n"; | |
84 | printf "graph_info This graph display dns requests for %s\n",($domain eq "" ? "all domains":$domain); | |
85 | printf "success.label Success\n"; | |
86 | printf "success.type COUNTER\n"; | |
87 | ||
88 | printf "referral.label Referral\n"; | |
89 | printf "referral.type COUNTER\n"; | |
90 | ||
91 | printf "nxrrset.label Nx RR set\n"; | |
92 | printf "nxrrset.type COUNTER\n"; | |
93 | ||
94 | printf "nxdomain.label NX domain\n"; | |
95 | printf "nxdomain.type COUNTER\n"; | |
96 | ||
97 | printf "recursion.label Recursion\n"; | |
98 | printf "recursion.type COUNTER\n"; | |
99 | ||
100 | printf "failure.label Failure\n"; | |
101 | printf "failure.type COUNTER\n"; | |
102 | ||
103 | exit 0; | |
104 | } | |
105 | ||
106 | if ( defined($ARGV[0]) && $ARGV[0] eq "autoconf" ) { | |
107 | if (! -f $stat_file) { | |
108 | printf "Unable to file bind stat file on %s",$stat_file; | |
109 | exit 1; | |
110 | } | |
111 | if (! -f $rndc) { | |
112 | printf "Unable to file rndc tool (configured : %s)",$rndc; | |
113 | exit 1; | |
114 | } | |
115 | exit 0; | |
116 | } | |
117 | ||
118 | # Remove old stat file | |
119 | unlink ($stat_file); | |
120 | # Ask to bind to build new one | |
121 | `$rndc stats`; | |
122 | # Parse the stat file and return result | |
123 | parseFile($domain); | |
124 |