/[mon-modules]/parse_log.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Revision 1.1 - (hide annotations)
Wed Sep 10 13:50:30 2003 UTC (15 years, 10 months ago) by dpavlin
Branch: MAIN
CVS Tags: HEAD
File MIME type: text/plain
parse file.alert mon logs and report (up|down)time of services

1 dpavlin 1.1 #!/usr/bin/perl -w
2    
3     # parse file.alert mon logs and report (up|down)time of services
4     #
5     # 2003-09-03 Dobrica Pavlinusic <dpavlin@rot13.org>
6     #
7     # Usage: ./parse-log.pl < /var/log/mon/foo.log
8    
9     use strict;
10     use POSIX qw(strftime);
11    
12     my $date_fmt = "%Y-%m-%d %H:%M:%S";
13    
14     my $debug=0;
15     $debug++ if (grep(/-v/,@ARGV));
16     $debug++ if (grep(/-d/,@ARGV));
17    
18     #
19     # This option (activated via command switch -r) will reset failure duration
20     # if repeated failure on same group/service happend.
21     # If you want honest reporting (or grouped only by group and service),
22     # you souldn't turn it on :-) However, if you have just failure events in your
23     # log, this will produce output which will show duration BETWEEN two failures
24     #
25     my $rep_reset = 0;
26     $rep_reset++ if (grep(/-r/,@ARGV));
27    
28     # pretty format date
29     sub d {
30     my $utime = shift || return "?";
31     return strftime($date_fmt,localtime($utime));
32     }
33     # pretty format duration
34     sub dur {
35     my $s = shift || return "?";
36     my $out = "";
37    
38     my $d = int($s/(24*60*60));
39     $s = $s % (24*60*60);
40     my $h = int($s/(60*60));
41     $s = $s % (60*60);
42     my $m = int($s/60);
43     $s = $s % 60;
44    
45     $out .= $d."d " if ($d > 0);
46     $out .= sprintf("%02d:%02d:%02d",$h,$m,$s);
47    
48     return $out;
49     }
50    
51     print "#group/service\tfrom_date\tfrom_time\tto_date\tto_time\tduration\tdescription\n";
52    
53     my %fail;
54    
55     while(<STDIN>) {
56     chomp;
57     if (/^(failure|up)\s+(\S+)\s+(\S+)\s+(\d+)\s+\(([^)]+)\)\s+(.+)$/) {
58     my ($status,$group,$service,$utime,$date,$desc) = ($1,$2,$3,$4,$5,$6);
59     print "# $group/$service $status $date [$desc]\n" if ($debug);
60     my $id = "$group/$service";
61     if ($status eq "up" && defined($fail{$id})) {
62     print "$group/$service\t",d($fail{$id}),"\t",d($utime),"\t",dur($utime - $fail{$id}),"\t$desc\n";
63     delete $fail{$id};
64     } elsif ($status eq "up") {
65     print "$group/$service\tunknown\t",d($utime),"\tunknown\t$desc\n";
66     delete $fail{$id};
67     } elsif (defined($fail{$id})) {
68     if ($rep_reset) {
69     print "$group/$service\t",d($fail{$id}),"\t",d($utime),"\t",dur($utime - $fail{$id}),"\t$desc\t[failure again]\n";
70     $fail{$id} = $utime;
71     }
72     } else {
73     $fail{$id} = $utime;
74     }
75     }
76     }

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