How to enable epel repository for rhelcentos 65 and installing nagios3. Nagiosagent using nrpe plugin with the monitor server. Nagios define service for nrpe command in windows environment. The nagios monitoring tool comes in two primary versions. On your nagios server, you need to install the nagios nrpeplugin package. In fact, if i execute the following code from command line in the nagios server it works.
Im currently learning how to make scripts to create create plugins for the nagios framework. To download the plugin, first change directory to tmp on your nagios box and then run the following curl, cut, tr, wget oneliner from the command line. What i want to achieve is having nagios tell me whether a remote serviceprocess is running or not. When you need to put spaces in a string you need to make sure you escape them properly in the nagios config. Due to these limitation, testing some check commands really need to be done at the command line as the nagios user. This maintenance release improves the performance of the nagios data output ndo database by eliminating duplicate hostservice entries. Monitor for expiring ssltls certs with nagios linux. Configuration overview, starting and stopping nagios verifying your configuration. It is executed as the apache user instead of the nagios user. Based on the condition checked, the plugin can make nagios aware of a malfunctioning service. Hi john, your problem is that youre trying to invoke a service that is not local, thus it shouldn be defined not only in your nagios server configuration files, but also in the g file used when the nrpe daemon starts on the target machine. Added userbased dashlet options to dashboard page jo. Anyone upgrading core must also upgrade ndoutils to 2.
Yes, copypaste that entire command in the gray box. It queries windows wmi and makes a software version check with optional validation against minimum version, plus a mismatch allowance. When defining and testing new services in nagios i have been restarting nagios, then clicking the service, and rescheduling a check for as soon as possible, then waiting until the check happens. Maxcrit maximum value before a critical is returned. Nagios exchange is the central place where youll find all types of nagios projects plugins, addons, documentation, extensions, and more. Every time you modify your configuration files, you should run a sanity check on them. To test the load on the server command line try the below command. Command line options can be passed and it should adhere to the sip2 specification. On the icinga when i check the current status of the host i do see an option to export to csv in the browser but i wanted to get this data from the command line so i can automate this process for multiple hosts. Added the ability to execute a local script and pass arguments on an alert jo. While there are certainly some differences in the functionality, the overall end result is the same.
Writing a plugin is sometimes boring and for 90% the same procedure. Thanks to all who have contributed toward this release. Before the command line is executed, all valid macros are replaced with their respective values. Just create an account and add it to the directory. The only thing changing is the command to be executed to gather data. Id like to document all of the templates in a way that makes it easy to browse the list and see the effective configurations for each template.
You can stop the nagios core process by sending it a sigterm signal like so. The former is a free, open source version, and the latter is a commercial version that offers additional features around graphs and reporting, capacity planning and more. Jan 23, 2012 this article explains various command line options that are available for the nagios command. Have a new project for nagios that youd like to share. If i replace free with top nagios is able to write to the file. Configuring nagios on client for ossim muhammad attique january 4, 2015 network admin, systems admin 8 comments 2,901 views in this tutorial, i am going to install nagios on windows and linux hosts to monitor them with alienvault ossim siem for 24 x 7 availability check. You can stop the nagios core process by sending it a sigterm.
Semiofficial git import of nagios, to be removed when nagios migrates to git properly. Nagios xi how to test check commands from the commandline. I went through the whole hassle of installing the system through all these make commands and then making an rpm so i could distribute nagios to about 45 machines, only to find out i need to go through the whole process again if i want the command arguments. Nagios core nagiosusers nrpe no output returned from. This script was written for nagios nrpe, and uses wshvbscript. Other improvements address the addition of multiple free variables to hosts and services through the. Sip authentication, sip username, sip password, location code can all be passed. How to import or export nagios host data from command line. Nagios, the nagios logo, and nagios graphics are the servicemarks, trademarks, or registered trademarks owned by nagios enterprises. I have elasticsearch,cassandra and tomcat plugins and my boss.
Some people experience high cpu load when checking the event log this can usually be resolved using the new command line option scanrange setting it to the time region you want to check. When you want to use this check, it is recommended that you invoke the plugin rather often from nagios e. Id like to document all of the templates in a way that makes it easy to browse the list and see. Perform these steps to monitor windows server with nagios core. Six nagios command line options explained with examples. I want to call a command directly from a nagios service file, instead of passing arguments clumsily to g. It is important to do this before you restart nagios, as nagios will shut down if your configuration contains errors. The patron pin can be passed by the script but at the moment it is redundant. Ive inherited an older nagios xi installation that the rest of the team is somewhat afraid to touch due to not knowing how all of the inheritance shakes out.
How can i manually run a nagios check from the command line. When the plugin yields a message for a specific queue e. We have a nagios server in the backend and we are using icinga on the frontend to see host status, graphs etc. This article explains various command line options that are available for the nagios command. You will need to go through a few steps to establish what exactly is being run. Maxwarn maximum value before a warning is returned. See the documentation on macros for determining when you can use different macros. This site is designed for the nagios community to share its nagios creations. I havent installed plugins on nrpe server which is using xinetd but instead i have configured and installed plugins on nagios server. Even though nagios exchange has thousands of available plugins to freely download, sometimes the status needed to be checked is very specific for your scenario. Invalid command line arguments were supplied to the plugin or lowlevel failures internal to the plugin such as unable to fork, or open a tcp socket that prevent it from performing the specified operation. Feb 02, 2011 i have created a g file in the plugins config directory etc nagios pluginsconfig as below and that directory is referenced in my nagios.
May 30, 2017 this release of nagios xi features fixed newline issues with bpi hostservice group syncing, fixed url validation on php 5. Below is an overview of how to monitor windows server with nagios core. I installed nagios nrpe on a remote machine from ubuntu repository sudo aptget install nagios nrpeserver, and plugins with. Starting and stopping nagios core nagios core documentation. Id like to use the command line to run that particular check and get the output. The master branch tracks svn trunk, but might lag a few days behind. I have elasticsearch,cassandra and tomcat plugins and my boss doesnt want anything on ec2. Plugins are compiled executables or scripts perl scripts, shell scripts, python, php, ruby, etc. When i run it on command line, i do get the entire free m output. Now let us add some clients to monitor by nagios server add the epel repository to install nagiosplugins and nrpe packages in client systems. This file contains the process id pid number of the running nagios process. The easiest way to stop the nagios core daemon is by using the init script like so.
You can stop the nagios core through the web interface by clicking the process info navigation link and selecting shutdown the nagios process. This option specifies the location of the lock file that nagios should create when it runs as a daemon when started with the d command line argument. All other servicemarks and trademarks are the property of their respective owner. Six nagios command line options explained with examples nagios exchange. I have done the configuration of each of the files, but does not recognize me nagios. On the command line, i see youre using sudo to run the command. Users with epn should use the epn versions of the scripts. Regardless of database technology, it is necessary to have a monitoring setup,both to detect problems and take action, or simply to know the current state of our systems for this purpose there are several tools, paid and free. Nagios core uses the results from plugins to determine the current status of hosts and services on your network. Stack overflow for teams is a private, secure spot for you and your coworkers to find and share information. This is a grooving process before it was all manual but slowly we are getting a more automated installation process so hopefully this will keep improving in the future as well and some of the steps might go away. I am having a problem with respect to nagios nrpe service is as follows. Added script to reset nagiosadmin password from the command line jo.