mirror of
https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
125 lines
2.8 KiB
Perl
Executable File
125 lines
2.8 KiB
Perl
Executable File
#!/usr/bin/perl
|
|
# -*- perl -*-
|
|
|
|
# Author Rodolphe Quiédeville <rodolphe@quiedeville.org>
|
|
# Licence : GPLv2
|
|
# Code based on tomcat_volume plugin by
|
|
# Rune Nordbøe Skillingstad <runesk@linpro.no>
|
|
|
|
=head1 NAME
|
|
|
|
geowebcache_blankitems - Plugin to monitor the ratio of blank items served by
|
|
GeoWebCache servers.
|
|
|
|
version 1.0.1
|
|
|
|
=head1 CONFIGURATION
|
|
|
|
The following environment variables are used by this plugin
|
|
|
|
=over 4
|
|
|
|
=item timeout
|
|
|
|
Connection timeout
|
|
|
|
=item url
|
|
|
|
Override default status-url
|
|
|
|
=item ports
|
|
|
|
HTTP port numbers
|
|
|
|
=back
|
|
|
|
=head2 CONFIGURATION EXAMPLE
|
|
|
|
[geowebcache_blankitems]
|
|
env.url localhost:%d/geoserver/gwc
|
|
env.ports 8081
|
|
|
|
=head1 AUTHOR
|
|
|
|
Rodolphe Quiédeville <rodolphe@quiedeville.org>
|
|
|
|
=head1 USAGE
|
|
|
|
Needs access to
|
|
http://localhost:8080/gwc (or modify the address for another host).
|
|
|
|
If geowebcache is used inside GeoServer the url will be
|
|
http://localhost:8080/geoserver/gwc
|
|
|
|
GeoWebCache 1.2 or higher.
|
|
|
|
Tip: To see if it's already set up correctly, just run this plugin
|
|
with the parameter "autoconf". If you get a "yes", everything should
|
|
work like a charm already.
|
|
|
|
=head1 MAGIC MARKERS
|
|
|
|
#%# family=manual
|
|
#%# capabilities=autoconf
|
|
|
|
=cut
|
|
|
|
use strict;
|
|
|
|
my $ret = undef;
|
|
|
|
if(!eval "require LWP::UserAgent;") {
|
|
$ret = "LWP::UserAgent not found";
|
|
}
|
|
|
|
my $URL = exists $ENV{'url'} ? $ENV{'url'} : "http://127.0.0.1:%d/geowebcache/home";
|
|
my $PORT = exists $ENV{'ports'} ? $ENV{'ports'} : 8080;
|
|
my $TIMEOUT = exists $ENV{'timeout'} ? $ENV{'timeout'} : 30;
|
|
|
|
my $url = sprintf $URL, $PORT;
|
|
|
|
if(exists $ARGV[0] and $ARGV[0] eq "autoconf") {
|
|
if($ret) {
|
|
print "no ($ret)\n";
|
|
exit 0;
|
|
}
|
|
my $au = LWP::UserAgent->new(timeout => $TIMEOUT);
|
|
my $response = $au->request(HTTP::Request->new('GET',$url));
|
|
if($response->is_success and $response->content =~ /GWC Home/im) {
|
|
print "yes\n";
|
|
exit 0;
|
|
} else {
|
|
print "no geowebcache found\n";
|
|
exit 0;
|
|
}
|
|
}
|
|
|
|
if(exists $ARGV[0] and $ARGV[0] eq "config") {
|
|
print "graph_title GeoWebCache Percent of blank requests\n";
|
|
print "graph_args --base 1000\n";
|
|
print "graph_vlabel %\n";
|
|
print "graph_category loadbalancer\n";
|
|
print "graph_info Blankidth graph is an average on the last 60 seconds\n";
|
|
print "blank.draw LINE1\n";
|
|
print "blank.label % of blank KML/HTML\n";
|
|
print "blank.type GAUGE\n";
|
|
print "blank.max 1000000000\n";
|
|
print "blank.min 0\n";
|
|
print "blank.colour 0068B3\n";
|
|
exit 0;
|
|
}
|
|
|
|
my $ua = LWP::UserAgent->new(timeout => $TIMEOUT);
|
|
my $response = $ua->request(HTTP::Request->new('GET',$url));
|
|
|
|
if ($response->content =~ '<tr><td colspan="2">Blank/KML/HTML:</td><td colspan="3">(\d+\.?\d+)% of requests</td></tr>') {
|
|
my $value = $1;
|
|
$value = $value * 1024 if ($2 eq 'k');
|
|
$value = $value * 1024 * 1024 if ($2 eq 'm');
|
|
print "blank.value " . $value;
|
|
} else {
|
|
print "blank.value U\n";
|
|
}
|
|
|
|
# vim:syntax=perl
|