check_nginx_status: Updating to 0.20
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@ -1,12 +1,11 @@
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#!/usr/bin/perl -w
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#!/usr/bin/env perl -w
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# check_nginx_status.pl
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# Version : 0.10
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# Author : regis.leroy at makina-corpus.com
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# Licence : GPL - http://www.fsf.org/licenses/gpl.txt
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#
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# help : ./check_nginx_status.pl -h
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#
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# issues & updates: http://github.com/regilero/check_inginx_status
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# issues & updates: http://github.com/regilero/check_nginx_status
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use strict;
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use Getopt::Long;
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use LWP::UserAgent;
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@ -20,7 +19,7 @@ use lib $FindBin::Bin;
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use utils qw($TIMEOUT);
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# Globals
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my $Version='0.9';
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my $Version='0.20';
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my $Name=$0;
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my $o_host = undef; # hostname
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@ -43,6 +42,7 @@ my $o_crit_thresold= undef; # critical thresolds entry
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my $o_debug= undef; # debug mode
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my $o_servername= undef; # ServerName (host header in http request)
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my $o_https= undef; # SSL (HTTPS) mode
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my $o_disable_sslverifyhostname = 0;
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my $TempPath = '/tmp/'; # temp path
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my $MaxTimeDif = 60*30; # Maximum uptime difference (seconds), default 30 minutes
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@ -98,6 +98,8 @@ sub help {
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ServerName, (host header of HTTP request) use it if you specified an IP in -H to match the good Virtualhost in your target
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-S, --ssl
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Wether we should use HTTPS instead of HTTP
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--disable-sslverifyhostname
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Disable SSL hostname verification
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-U, --user=user
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Username for basic auth
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-P, --pass=PASS
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@ -158,6 +160,7 @@ sub check_options {
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'w:s' => \$o_warn_thresold,'warn:s' => \$o_warn_thresold,
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'c:s' => \$o_crit_thresold,'critical:s' => \$o_crit_thresold,
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't:i' => \$o_timeout, 'timeout:i' => \$o_timeout,
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'disable-sslverifyhostname' => \$o_disable_sslverifyhostname,
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);
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if (defined ($o_help)) {
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@ -207,6 +210,11 @@ my $ua = LWP::UserAgent->new(
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protocols_allowed => ['http', 'https'],
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timeout => $o_timeout
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);
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if ( $o_disable_sslverifyhostname ) {
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$ua->ssl_opts( 'verify_hostname' => 0 );
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}
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# we need to enforce the HTTP request is made on the Nagios Host IP and
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# not on the DNS related IP for that domain
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@LWP::Protocol::http::EXTRA_SOCK_OPTS = ( PeerAddr => $override_ip );
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@ -381,7 +389,8 @@ if ($response->is_success) {
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}
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# check only if the counters may have been incremented
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# but not if it may have been too much incremented
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if ( ($elapsed < $MaxTimeDif) && ($elapsed != 0) ) {
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# if nginx was restarted ($NbRequests is now lower than previous value), just skip
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if ( ($elapsed < $MaxTimeDif) && ($elapsed != 0) && ($NbRequests >= $LastNbRequests) ) {
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$ConnPerSec = ($AcceptedConn-$LastAcceptedConn)/$elapsed;
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$RequestsNew = $NbRequests-$LastNbRequests;
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$ReqPerSec = $RequestsNew/$elapsed;
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@ -399,10 +408,41 @@ if ($response->is_success) {
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$InfoData = sprintf (" %.3f sec. response time, Active: %d (Writing: %d Reading: %d Waiting: %d)"
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. " ReqPerSec: %.3f ConnPerSec: %.3f ReqPerConn: %.3f"
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,$timeelapsed,$ActiveConn,$Writing,$Reading,$Waiting,$ReqPerSec,$ConnPerSec,$ReqPerConn);
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$PerfData = sprintf ("Writing=%d;;;; Reading=%d;;;; Waiting=%d;;;; Active=%d;;;; "
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. "ReqPerSec=%f;;;; ConnPerSec=%f;;;; ReqPerConn=%f;;;;"
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# Manage warn and crit values for the perfdata
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my $p_warn_a_level = "$o_warn_a_level";
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my $p_crit_a_level = "$o_crit_a_level";
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my $p_warn_rps_level = "$o_warn_rps_level";
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my $p_crit_rps_level = "$o_crit_rps_level";
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my $p_warn_cps_level = "$o_warn_cps_level";
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my $p_crit_cps_level = "$o_crit_cps_level";
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if ($p_warn_a_level == "-1") {
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$p_warn_a_level = "";
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}
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if ($p_crit_a_level == "-1") {
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$p_crit_a_level = "";
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}
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if ($p_warn_rps_level == "-1") {
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$p_warn_rps_level = "";
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}
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if ($p_crit_rps_level == "-1") {
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$p_crit_rps_level = "";
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}
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if ($p_warn_cps_level == "-1") {
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$p_warn_cps_level = "";
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}
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if ($p_crit_cps_level == "-1") {
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$p_crit_cps_level = "";
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}
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$PerfData = sprintf ("Writing=%d;;;; Reading=%d;;;; Waiting=%d;;;; Active=%d;%s;%s;; "
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. "ReqPerSec=%f;%s;%s;; ConnPerSec=%f;%s;%s;; ReqPerConn=%f;;;;"
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,($Writing),($Reading),($Waiting),($ActiveConn)
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,($ReqPerSec),($ConnPerSec),($ReqPerConn));
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,($p_warn_a_level),($p_crit_a_level)
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,($ReqPerSec),($p_warn_rps_level),($p_crit_rps_level)
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,($ConnPerSec),($p_warn_cps_level),($p_crit_cps_level)
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,($ReqPerConn));
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# first all critical exists by priority
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if (defined($o_crit_a_level) && (-1!=$o_crit_a_level) && ($ActiveConn >= $o_crit_a_level)) {
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nagios_exit($nginx,"CRITICAL", "Active Connections are critically high " . $InfoData,$PerfData);
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@ -1,7 +1,7 @@
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Homepage: https://raw.github.com/regilero/check_nginx_status/master/check_nginx_status.pl
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Watch: https://raw.github.com/regilero/check_nginx_status/master/check_nginx_status.pl \$Version\=\'([0-9.]+)'
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Recommends: libwww-perl, monitoring-plugins-common | nagios-plugins-common
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Version: 0.10
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Version: 0.20
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Uploaders: Jan Wagner <waja@cyconet.org>
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Description: plugin checking the nginx_status page report from nginx
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Tracking Active connections processes, request per second, connections per
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