Nagios . I am having a different issue however – when I reboot by Pi, Nagios will not startup automatically. Change the default password and set your preferences as you want (language, keyboard, IP, …). You can use any SD card with 16G if you are planning to monitor a small number of devices like home network or small office. In real life, I'm a Linux system administrator with a web developer experience. Running the Nagios service and a dependency like Apache web server is not considered best practice. The command is now ready to be used for your host, but we need to create a new service to apply it. Previously in this tutorial you downloaded and installed Nagios pluginsNagios plugins provide many commands to check the local host, but not so much for remote hosts.You can also download many other commands on this website (specifically look for SNMP plugins). Monitoring with Nagios Core; MYSQL; openLDAP Directories on Linux; You are here: Home / Linux / Docker / Docker Custom Images. How To Monitor Docker Containers With Nagios XI. Everything is fine until I type “sudo service nagios restart” as it throws up the following error: “Job for nagios.service failed because the control process exited with error code.See “systemctl status nagios.service” and “journalctl -xe” for details.”, Once I’ve typed “systemctl status nagios.service”, ● nagios.service – Nagios Core 4.4.5Loaded: loaded (/lib/systemd/system/nagios.service; enabled; vendor preset: enabled)Active: failed (Result: exit-code) since Tue 2020-03-31 16:40:19 BST; 55s agoDocs: https://www.nagios.org/documentationProcess: 26901 ExecStartPre=/usr/local/nagios/bin/nagios -v /usr/local/nagios/etc/nagios.cfg (code=exited, status=1/FAILURE)Process: 26902 ExecStopPost=/bin/rm -f /usr/local/nagios/var/rw/nagios.cmd (code=exited, status=0/SUCCESS). [Service]User=nagiosGroup=nagiosType=simpleExecStart=/usr/local/nagios/bin/nagios /usr/local/nagios/etc/nagios.cfg# systemctl enable /etc/systemd/system/nagios.service# systemctl start nagios# systemctl status nagiosAfter that you need to restart the Nagios Service. You should now see “check-ntp” in the list (or any command you add) . This document below describes how to use the Docker Configuration Wizard to monitor your containers' status and resource usage with Nagios XI. address : l’ @IP de l’hôte à surveiller. It features a modern, self-hosted browser-based UI, and … This site also participates in other affiliate programs and is compensated for referring traffic and business to these companies. Good commands to manage the nagios service are: You can also try sudo journalctl -xe to see the last errors. voici quelques exemples. Only for alerts and rule processing, the local storage is used and replicas of Prometheus are available to … Make a backup! eval(ez_write_tag([[320,50],'raspberrytips_com-medrectangle-3','ezslot_4',159,'0','0']));eval(ez_write_tag([[320,50],'raspberrytips_com-medrectangle-3','ezslot_5',159,'0','1']));How to install Nagios on the Raspberry Pi? Pour cela, taper dans le champ URL de votre navigateur internet « @IP_de_votre_RPI/nagios3 ». That’s it, you know how to install and configure a Nagios server on your Raspberry Pi to monitor your network or anything you want.With this tutorial, you get the latest Nagios version, with no excessive load average (currently 0.00 on my Pi ^^). le célèbre Nagios.. Nagios est un logiciel libre sous licence GPL qui permet la surveillance système et réseau. Do you have an error when you start the service? The step to make the Nagios service start automatically did not work for me. All rights reserved. It is a sophisticated, ready-to-use network monitoring distro for single board computers (SBCs), designed include in a single distribution image all the software needed to to run Nagios on the Raspberry Pi and other micro computers such as those from ODROID or PINE64. Thank you Patrick! Only for alerts and rule processing, the local storage is used and replicas of Prometheus are available to … Raspberry . Nagios uses mainly SNMP to connect to other hosts and get all the information.So we need to install SNMP on every new host before adding it in the configuration file. Installing Nagios was easy enough. Not sure how to add new group named…. The idea behind installing Nagios on a Raspberry Pi is to monitor devices on a small network such as home network. Enable SSH and configure it for auto-start, 25 awesome Raspberry Pi project ideas at home, 15 best operating systems for Raspberry Pi (with pictures), My book: Master your Raspberry Pi in 30 days. So start with updating your system first – Now in the status detail from your host you should see the new service. cURL version should support unix-sockets. Nagios has a service running in background to launch a check at a predefined frequency (every 5min for example).We need to start it to finish the installation:sudo service nagios start, And to start Nagios automatically on boot:sudo ln -s /etc/init.d/nagios /etc/rcS.d/S99nagios. Une fois l’installation terminée on accède à l’interface web. In the previous post, we talked about running Nagios container on Raspberry Pi for the first time. Pour commencer on met à jour le système avec les commandes suivantes : on passe maintenant à l’installation de Nagios : Arrivé à la page comme ci-dessous, vous aller devoir choisir un mot de passe et le valider par deux fois. I don’t have installed plug-in because before that, when I am accessing to my Nagios web page.It says : Nagios Core Not running,I check the status of nagios service and nothing special appears : ● nagios4.service – LSB: nagios host/service/network monitoring and management systemLoaded: loaded (/etc/init.d/nagios4; generated)Active: active (running) since Mon 2019-07-29 19:15:26 CEST; 13min agoDocs: man:systemd-sysv-generator(8)Process: 2388 ExecStart=/etc/init.d/nagios4 start (code=exited, status=0/SUCCESS)Tasks: 8 (limit: 2200)Memory: 3.1MCGroup: /system.slice/nagios4.service├─2418 /usr/sbin/nagios4 -d /etc/nagios4/nagios.cfg├─2419 /usr/sbin/nagios4 –worker /var/lib/nagios4/rw/nagios.qh├─2420 /usr/sbin/nagios4 –worker /var/lib/nagios4/rw/nagios.qh├─2421 /usr/sbin/nagios4 –worker /var/lib/nagios4/rw/nagios.qh├─2422 /usr/sbin/nagios4 –worker /var/lib/nagios4/rw/nagios.qh├─2423 /usr/sbin/nagios4 –worker /var/lib/nagios4/rw/nagios.qh├─2424 /usr/sbin/nagios4 –worker /var/lib/nagios4/rw/nagios.qh└─2428 /usr/sbin/nagios4 -d /etc/nagios4/nagios.cfg. Nagios is available in the default repository of Raspbian. How to install Nagios on Raspberry Pi? Nagios is like a failure detector, it will check one thing regularly (like every 5 minutes) and alert you when this check doesn’t work as expected. eval(ez_write_tag([[320,50],'raspberrytips_com-leader-2','ezslot_8',166,'0','0']));eval(ez_write_tag([[320,50],'raspberrytips_com-leader-2','ezslot_9',166,'0','1']));If you refresh the web interface, you should now see “Daemon running with PID XXX”.Everything is fine with Nagios, we just want to add plugins now. Mar 31 16:40:19 raspberrypi nagios[26901]: ***> One or more problems was encountered while processing the config files…Mar 31 16:40:19 raspberrypi nagios[26901]: Check your configuration file(s) to ensure that they contain validMar 31 16:40:19 raspberrypi nagios[26901]: directives and data definitions. This document describes how to use the Docker Configuration Wizard to monitor your containers’ status and resource usage with Nagios XI. Extract files from the archive downloaded before: Don’t forget to change the version number if you download another one. sudo ln -s /etc/init.d/nagios /etc/rcS.d/S99nagios. To create a new service, follow these steps: Don’t forget to adapt these lines to your previous configuration.On the check_command line, we define all arguments, separated by exclamation points. merci d'avance et si la rep peut rapide c'est enkor mieux. Vérifier un groupe d’hôtes comme des switchs : Si vous créez un nouveau fichier, pour des services, ou les switchs, n’oubliez pas de placer le fichier dans le répertoire /etc/nagios3/nagios.cfg », Voila pour la supervision grâce à votre Raspberry-Pi. The Docker configuration wizard allows two methods for monitoring Docker. No errors at all came up, but still only the local host showingCould it be because the Pi Zero is connected wireless through mesh access point and the Pi 3 running Nagios is wired?I’ve tries restarting both services but still not being registeredThanks. Nagios est un logiciel libre sous licence GPL qui permet la surveillance système et réseau. 2:40 pm ↓ Jump to Comments [Docker] How to monitor your server(s) with Nagios. This message doesn’t helpCan you paste the exact error message? What is the best way to get Nagios on Pi? Go back to the Nagios web interface, in the Hosts menu. In my case, I followed these steps on the Raspberry Pi Zero: This is really a basic host definition, with the host name, alias and IP address.We also add it to the Linux servers host group to inherit group-defined services if you add some later. Next search, I found a pre-configured SD card with Nagios and a lot of monitoring tools.This is the NEMS Linux project, NEMS stands for Nagios Enterprise Monitoring Server.Seems interesting no? eval(ez_write_tag([[250,250],'raspberrytips_com-large-mobile-banner-1','ezslot_6',165,'0','0']));The Nagios installation is almost done, we just need to run the Nagios service. Say goodbye to Nagios config files. When attempting to do the following step: sudo cp sample-config/httpd.conf /etc/apache2/sites-enabled/nagios.conf, cp: cannot stat ‘sample-config/httpd.conf’: No such file or directory, Which step creates this file? Kodi is a great tool on Raspberry Pi to watch videos from streaming services like Amazon Prime, YouTube and many others.But it's not possible to watch directly YouTube videos on Kodi anymore, you... How to Install VMWare ESXi on a Raspberry Pi? Configurations. The problem was that I had renamed the template/group named from linux_server to something else and Nagios was getting confused. (does the file exists? I was able to walk through the CentOS install as documented. Lately I've been working with Docker experimenting development setups with JBoss Wildfly, ActiveMQ, Jenkins, Postfix, Nagios, etc. My goal is to help you with your Raspberry Pi problems using detailed guides and tutorials. Then there are two things we need to download and install: We need to download sources for them, check their websites for the latest version:Nagios Core downloadsNagios Plugins downloads, Finally, download archives with wget:mkdir /home/pi/Downloadscd /home/pi/Downloadswget https://assets.nagios.com/downloads/nagioscore/releases/nagios-4.4.6.tar.gzwget http://nagios-plugins.org/download/nagios-plugins-2.3.3.tar.gz. link to How to Install VMWare ESXi on a Raspberry Pi? For this example, I’ll monitor the time synchronization between my two Raspberry Pi. GLPI ... Docker est une plate-forme de conteneurs logiciels virtualisés qui permet d'empaqueter des applications et leurs dépendances systèmes afin de les exécuter sur n'importe quel serveur Linux ou Windows. Building an interactive Raspberry Pi dashboard with Laravel, Grafana, and Docker Andrew Schmelyun - Apr 23 Build and Deploy your Machine Learning Application with Docker It’s great for monitoring networks and network services, along with resources such as disk space and processor load. In this tutorial we are expanding on the previous video where we looked at using Docker and the Docker engine on the Raspberry Pi. I followed the walkthrough and added hosts but I only get localhost. (Nagios). September 16, 2015 by The Urban Penguin. How to configure Nagios to fit your needs? It creates the link, but nagios does not start on boot. I managed to get it integrated into nagios core. GLPI. Unfortunately no, Nagios doesn’t provide a configuration tool in the Core version. Nagios also can monitor routers and other network devices. Nagios Exchange - The official site for hundreds of community-contributed Nagios plugins, addons, extensions, enhancements, and more! This monitoring pi is now named nagiospi. Required fields are marked *. Is it possible to monitor Windows or other hosts? Tried few different releases and none work. First thing you need, is an operating system 🙂Start with Raspbian, I think Raspbian Lite is perfect for this goal, but take the Desktop version if you prefer. The servers are run independently and local storage is not looked upon. Yes, I tried it, but this was not suitable for Raspberry Pi.Even when doing nothing, I have a lot of load, and couldn’t do anything without lag.Maybe too many tools for the Raspberry Pi. Or can you check the log file?I think it’s in /var/log/syslog, Thanks for the fast reply,I have find this in the log file regarding Nagios :Jul 29 21:19:09 raspberrypi nagios4[4410]: Starting nagios4 monitoring daemon: nagios4.Jul 29 21:19:09 raspberrypi nagios4: Nagios 4.3.4 starting… (PID=4440)Jul 29 21:19:09 raspberrypi nagios4: Local time is Mon Jul 29 21:19:09 CEST 2019Jul 29 21:19:09 raspberrypi nagios4: LOG VERSION: 2.0Jul 29 21:19:09 raspberrypi nagios4: qh: Socket ‘/var/lib/nagios4/rw/nagios.qh’ successfully initializedJul 29 21:19:09 raspberrypi nagios4: qh: core query handler registeredJul 29 21:19:09 raspberrypi nagios4: nerd: Channel hostchecks registered successfullyJul 29 21:19:09 raspberrypi nagios4: nerd: Channel servicechecks registered successfullyJul 29 21:19:09 raspberrypi nagios4: nerd: Channel opathchecks registered successfullyJul 29 21:19:09 raspberrypi nagios4: nerd: Fully initialized and ready to rock!Jul 29 21:19:09 raspberrypi nagios4: wproc: Successfully registered manager as @wproc with query handlerJul 29 21:19:09 raspberrypi nagios4: wproc: Registry request: name=Core Worker 4442;pid=4442Jul 29 21:19:09 raspberrypi nagios4: wproc: Registry request: name=Core Worker 4443;pid=4443Jul 29 21:19:09 raspberrypi systemd[1]: Started LSB: nagios host/service/network monitoring and management system.Jul 29 21:19:09 raspberrypi nagios4: wproc: Registry request: name=Core Worker 4446;pid=4446Jul 29 21:19:09 raspberrypi nagios4: wproc: Registry request: name=Core Worker 4441;pid=4441Jul 29 21:19:09 raspberrypi nagios4: wproc: Registry request: name=Core Worker 4444;pid=4444Jul 29 21:19:09 raspberrypi nagios4: wproc: Registry request: name=Core Worker 4445;pid=4445Jul 29 21:19:09 raspberrypi nagios4: Successfully launched command file worker with pid 4450, I also tried this :sudo nagios4 restartoutput :Nagios Core 4.3.4Copyright (c) 2009-present Nagios Core Development Team and Community ContributorsCopyright (c) 1999-2009 Ethan GalstadLast Modified: 2017-08-24License: GPL, Website: https://www.nagios.orgError: Cannot open main configuration file ‘/usr/local/nagios/etc/objects/restart, But I think that’s normal, there is no “restart” file in this folder, There is no error in your log file, so I don’t know what the problem could be. Here are still … Had some problems but figured it out. Choose “Commands” is the list and click “Continue”. Install Nagios Core latest version 4.x.x on Raspbian - RasberryPi.Its now possible to install latest Nagios CORE version on Raspbian (rasberrypi) by following the steps in this article.This guide is valid only for only RaspberryPi Debian Wheezy As you can create your check commands, everything is possible. HiIs it easy to make this a docker container?or is it a overkill? I’m sorry I didn’t test it, I don’t know if it can work on RaspbianBut you can try the official documentation here : https://assets.nagios.com/downloads/nagios-network-analyzer/docs/Network_Analyzer_Manual_Installation_Instructions.pdf, Let us know if you have an answer 🙂Good luck, Hello again, NNA is not working on Raspbian.. Ansible, itself, is a configuration management system that is agentless, so we only need to install Ansible on the controller which is often a desktop system. I have tested this on Raspberry Pi 3 B+ and later on the Raspberry Pi 4 version. Move to the objects configuration folder of Nagios: Create a new file for your host, like pizero.cfg: Now we need to tell Nagios that we added a new file. Note the help message, and parameters you need to pass. VMWare recently released an ARM version, so that we can install it on Raspberry Pi.But ... how... Hi, I'm Patrick. Hors ligne #3 18-06-2017 09:25:57. Odroid C2, Raspberry Pi Zero. Other than that, instructions worked great. Nagios is an open source monitoring tool for servers, network devices, and applications. Is it possible to create the configuration from the web interface? See How to Add a Health Check to Your Docker Container for more information. I’ll start this post by explaining to you what I found to get Nagios quickly on the Raspberry Pi, and why they are bad options for you. During the Apache Configuration I get “htpasswd: cannot create file /usr/local/nagios/etc/htpasswd.users” at the command: sudo htpasswd -c /usr/local/nagios/etc/htpasswd.users nagiosadmin. This is not mandatory, it depends on which services you’ll create for this host.Anyway, I’ll show you how to do it, so you have a complete tutorial. You may need to restart Nagios to apply changes:sudo service nagios restart. On crée donc un fichier que l’on édite : Description du fichier « serveurNAS »: On indique maintenant à Nagios de surveiller notre hôte, en éditant le fichier « nagios.cfg » : Puis on ajoute les paramètres suivants : Il ne suffit maintenant qu’à se diriger vers l’interface web pour voir l’état de notre serveur. Arduino. Now we are ready to move to the installation process. This makes the Raspberry Pi a good target to use as the controller, especially if we don’t need to manage too many systems. This site is owned and operated by Patrick Fromaget. but no chaptcha was displayed, Wow, dunno what happened to the formatting of my previous message.Anyway, if someone is using DietPy and wonder why mail notifications are not working is because you need to install some packages :– apt install mailutils sendmail, After installing them you can run a simple test from terminal using :mail -s “This is the subject” email@domain.com <<< 'This is the message', Now i still had a small issue since the binary were installed in /usr/bin and nagios was looking for them in /bin, there are two solutions :– modify the commands in commands.cfg file– make a sim-link using : ln -s /usr/bin/mail /bin/, Your email address will not be published. check_docker - Nagios Exchange Network: Once Nagios is installed, it’s not really different from any Nagios server on Linux.So feel free to check Linux tutorials for advanced configuration. NEMS is the Nagios Enterprise Monitoring Server. Here are the first steps you need to complete before going further: eval(ez_write_tag([[320,100],'raspberrytips_com-leader-1','ezslot_10',163,'0','0']));Nagios is a web interface, so we need to install Apache and PHP:sudo apt install apache2 libapache2-mod-php. Hello, I followed you tutorial and it is really good. I’ve actually resolved this issue. nagios raspberry pi image. Or should it have been on my system already? Docker Custom Images. Maintenant que Nagios est en fonctionnement, on va créer un repertoire ou placer les fichiers de configuration des hôtes. Thanks so much. Hi, I got to the section to add a host to monitor and both the localhost and my host that I was adding are showing as down. eval(ez_write_tag([[250,250],'raspberrytips_com-medrectangle-4','ezslot_1',160,'0','0']));Yes, Nagios from source is the best way to monitor your network on Raspberry Pi.Nagios is like a failure detector, it will check one thing regularly (like every 5 minutes) and alert you when this check doesn’t work as expected. errno is 2: No such file or directory, Make sure that the script you try to use exist in this folder (check_ping in libexec)But I think it’s one of the default scripts. Thank you for the excellent guide.Sadly, I’m having trouble installing the nagios plugins because a whole bunch of pre-requisites are missing.From the nagios install webpage, there are a bunch of yum packages (which the raspberry pi doesn’t have): https://support.nagios.com/kb/article/nagios-core-installing-nagios-core-from-source-96.html#Debian, eg.yum install -y gcc glibc glibc-common make gettext automake autoconf wget openssl-devel net-snmp net-snmp-utilsyum install -y perl-Net-SNMP, Looks like I need to find some equivalents for apt-get…, I just needed to install gettext:apt-get install gettext… splendid! But there are several configuration tools you could install. Docker image for Nagios. Really don’t know how to get this done. Hello Thank you for the guide,I am having trouble runnning Nagios. Yes. Verify that you can connect from your computer via SSH. Wrote alot of stuff about Nagios and this project and don’t want to abandon it but thinking about shifting to wireshark. VMWare ESXi is a virtualization system, allowing us to run several virtual machines on the same host. Example: Let’s consider NagiosPi – a lightweight, feature rich & fully configured Server Monitoring Distro for the Raspberry Pi. Mise à jour du système # apt-get update ; apt-get upgrade -y Installation des dépendances # apt install apache2 libapache2-mod-php7.0 php7.0 -y # apt install wget unzip zip autoconf gcc libc6 make apache2-utils libgd-dev -y # apt-get install build-essential libgd2-xpm-dev openssl libssl-dev -y Création du groupe et de l’utilisateur nagios puis ajout de l’utilisateur au groupe d’Apache # useradd -m nagios -G www-dat… Haproxy est une application gratuite permettant de faire du load-balancing, de la haute disponibilité ainsi que du proxying TCP & HTTP. https://assets.nagios.com/downloads/nagioscore/releases/nagios-4.4.6.tar.gz, https://nagios-plugins.org/download/nagios-plugins-2.3.3.tar.gz. I am trying to set up a monitoring of docker container from the nagios.My nagios is on one VM and my docker is on another VM . Install and configure them with Apache. How to Use YouTube API Keys with the Kodi add-on? Although I had issues posting this comment, getting message : ERROR: Sorry, human verification failed. Thanks again 🙂. The tricky part was Docker prevents use of systemd because Docker was designed for securely running a single service per container. Your email address will not be published. If you are upgrading from a previousMar 31 16:40:19 raspberrypi nagios[26901]: version of Nagios, you should be aware that some variables/definitionsMar 31 16:40:19 raspberrypi nagios[26901]: may have been removed or modified in this version. The last option I was thinking about was to install Nagios manually from the sources.But I thought this will be difficult and time-consuming to compile everything. Raspbian is based on Debian OS. Creating Docker Custom Images on the Raspberry Pi. How to install Nagios on your Raspberry Pi? Formations ... Nagios. SNMP is also available for Windows and most of the network equipments (router, switch, home automation device, …). Add your hosts, services and command in the Nagios configuration files. We need to create a specific user for Nagios, and a group for Nagios and Apache users (nagcmd):sudo useradd -m -s /bin/bash nagiossudo groupadd nagcmdsudo usermod -a -G nagcmd nagiossudo usermod -a -G nagcmd www-data. To add a command in Nagios, follow these steps: So, I know I have to specify the host IP in the -H argument.And maybe a warning and critical threshold with -w and -cOther options don’t seem relevant for me. [/code], Everything worked without issues (usually i had to search for some dependency that was missing from DietPi due to it being such a slimmed down OS).Thanks for the article and all the useful comments.P.S. (Step by step). However, i had following issues, that needed additional configuration for this plugin 1. usermod -aG docker nations (you already mentioned it) 2. i had to create a sudoers file(/etc/sudoers.d/nagios) to allow the plugin to run. The one I often use is Thruk, I didn’t try it yet on Raspberry Pi, but you can download it here if you want. You could monitor anything on the network. Hi, I am having an issue with adding the host. Hauru Membre Distrib. I am a Linux system administrator, and I am passionate about the Raspberry Pi and all projects on this topic. It helps you to monitor the services, resources, and applications that run on Windows as well as on Linux. link to How to Use YouTube API Keys with the Kodi add-on? Now we have to extract files from the archive, compile the sources and install Nagios on the Raspberry Pi: This is the end of the Nagios core installation.We now need to configure the Apache part to allow access to the Nagios page. How to use Raspberry Pi to monitor network? Hi I have a problem in the configuration of the apache in this stepsudo cp sample-config/httpd.conf /etc/apache2/sites-enabled/nagios.confafter that it appears:cp: cannot start ‘sample-config/httpd.conf’ :no such file or directory, Do you have this error on starting Apache? You can easily create a container with your ideal setup and deploy your app, in a… Getting the following error while opening http:///nagios,