zabbix-agent-addons/zabbix_scripts/check_elasticsearch

87 lines
1.8 KiB
Perl

#!/usr/bin/perl
use warnings;
use strict;
use JSON;
use Getopt::Long;
use LWP::UserAgent;
use HTTP::Request::Common;
use URI;
use Data::Dumper;
my $user = undef;
my $pass = undef;
my $url = 'http://localhost:9200';
my $certcheck = 1;
my $cluster = 0;
my $node = undef;
my $index = undef;
my $pretty = 0;
my $json = {};
GetOptions (
'user=s' => \$user,
'password|p=s' => \$pass,
'url=s' => \$url,
'cert-check!' => \$certcheck,
'cluster' => \$cluster,
'node=s' => \$node,
'index=s' => \$index,
'pretty' => \$pretty
);
# If no option is given, default to fetch the cluster status
if (not defined $cluster and not defined $node and not defined $index){
$cluster = 1;
}
my $uri = URI->new($url);
if (not defined $uri){
die "COuldn't parse $url as a valid url\n";
}
# If connecting over http or is host is localhost
# there's no need to check certificate
if ($uri->scheme eq 'http' or $uri->host =~ m/^localhost|127\.0\.0/){
$certcheck = 0;
}
my $resp;
my $sslopts = {};
if (not $certcheck){
$sslopts = {
verify_hostname => 0,
SSL_verify_mode => 0
}
}
my $ua = LWP::UserAgent->new(
ssl_opts => $sslopts
);
if ($cluster){
$json = make_request('/_cluster/stats');
} elsif (defined $node){
$json = make_request('/_nodes/' . $node);
} elsif (defined $index){
$json = make_request('/_cluster/health/' . $index . '?level=indices')->{'indices'}->{$index};
}
print to_json($json, { pretty => $pretty });
sub make_request {
my $path = shift;
my $req_url = $url . $path;
my $req = GET $req_url;
if (defined $user and defined $pass){
$req->authorization_basic($user, $pass);
}
my $resp = $ua->request($req);
die "Request to $req_url failed : " . $resp->message . "\n" if $resp->is_error;
return from_json($resp->decoded_content);
}