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Stefan Osterlitz 2011-10-18 21:07:28 +02:00 committed by Steve Schnepp
parent 32715ca3a9
commit 0ca8ce206f
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plugins/other/http_request_time Executable file
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#!/usr/bin/perl
=head1 INSTALLATION
This plugin does http requests to specified URLs and takes the response time.
Use it to monitor remote sites.
LWP::UserAgent and Time::HiRes are required
=head1 CONFIGURATION
[http_request_time]
env.url http://127.0.0.1/1 http://127.0.0.1/2 http://127.0.0.1/3
=head1 MAGIC MARKERS
#%# family=auto
#%# capabilities=autoconf
=head1 LICENSE
GPLv2
=cut
use strict;
use warnings;
use Munin::Plugin;
use Time::HiRes qw(gettimeofday tv_interval);
my $ret = undef;
need_multigraph();
sub clean {
my $surl=shift;
$surl=~s/^https?:\/\///;
$surl=~s|%[\w\d]|_|g;
$surl=~s|[^\w\d_]|_|g;
$surl=~s|_*$||g;
$surl=~s|^_*||g;
return $surl;
};
if (! eval "require LWP::UserAgent;")
{
$ret = "LWP::UserAgent not found";
if ( ! defined $ARGV[0] ) {
die $ret;
}
}
my $URL = $ENV{'url'}?$ENV{'url'}:"http://127.0.0.1/";
my %URLS;
foreach $_ (split(/ /,$URL)){
$URLS{$_}={
url=>$_,
surl=>clean($_),
time=>'U'
};
}
if ( defined $ARGV[0] and $ARGV[0] eq "autoconf" )
{
if ($ret)
{
print "no ($ret)\n";
exit 0;
}
my $ua = LWP::UserAgent->new(timeout => 30);
foreach my $url (keys %URLS) {
my $response = $ua->request(HTTP::Request->new('GET',$url));
if ($response->is_success) {
next;
}
else {
print "no (URL $url: ". $response->message .")\n";
exit 0;
}
}
print "yes\n";
exit 0;
}
if ( defined $ARGV[0] and $ARGV[0] eq "config" )
{
# master graph
print "multigraph http_request_time\n";
print "graph_title HTTP(S) Request response times\n";
print "graph_args --base 1000\n";
print "graph_vlabel response time in ms\n";
print "graph_category other\n";
my @go;
foreach my $url (values %URLS) {
print "$$url{'surl'}.label $$url{'url'}\n";
print "$$url{'surl'}.info The response time of a single request\n";
print "$$url{'surl'}.min 0\n";
print "$$url{'surl'}.draw LINE1\n";
push(@go,$$url{'surl'});
}
# multigraphs
foreach my $url (values %URLS) {
print "\nmultigraph http_request_time.$$url{'surl'}\n";
print "graph_title $$url{'url'}\n";
print "graph_args --base 1000\n";
print "graph_vlabel response time in ms\n";
print "graph_category other\n";
print "$$url{'surl'}.label $$url{'url'}\n";
print "$$url{'surl'}.info The response time of a single request\n";
print "$$url{'surl'}.min 0\n";
print "$$url{'surl'}.draw LINE1\n";
}
exit 0;
}
my $ua = LWP::UserAgent->new(timeout => 15);
foreach my $url (values %URLS) {
my $t1=[gettimeofday];
my $response = $ua->request(HTTP::Request->new('GET',$$url{'url'}));
my $t2=[gettimeofday];
if ($response->is_success) {
$$url{'time'}=sprintf("%d",tv_interval($t1,$t2)*1000);
};
};
print("multigraph http_request_time\n");
foreach my $url (values %URLS) {
print("$$url{'surl'}.value $$url{'time'}\n");
}
foreach my $url (values %URLS) {
print("\nmultigraph http_request_time.$$url{'surl'}\n");
print("$$url{'surl'}.value $$url{'time'}\n");
}
# vim:syntax=perl