- Icinga check by ssh In order to access the parameters, the Director requires you to first define the needed custom data fields: Installing IDO MySQL Driver on the master Server. This is actually implemented by now. client_endpoint assign Hello everyone, i have posted an issue about the check of disk for my remote hosts ( installed by agent) but the result i get is only for my master for example i have used the monitoring of procs and disk but the result for my remote server are the same as my master server ( I’m using architecture of Master->client) Here is an example in how i monitor procs : icinga2 version: r2. Introduction. icinga ¶ Check command for the built-in icinga check. Could anyone provide the correct syntax? Icinga Community Add environment variable to check_by_ssh. NSCA-ng provides a client-server pair that allows the remote sender to push check results into the Icinga 2 ExternalCommandListener feature. This is working fine. I have managed to get the command executed, but I am failing to pass the disk_exclude_type parameter. SSH login is performed via key. For example, on my icinga2 server, in /etc/icinga2/id_rsa I’ve entered my Icinga2 checks using the by_ssh plugin. hdm-stuttgart. Compared to using the Icinga 2 Agent, there is a limitation when planning the network Hi there, is there someone who has an example for a check_by_ssh-Check created with the director? I found some input but nothing really works, everytime getting some errors while deploying the configuration: These check commands are embedded into Icinga 2 and do not require any external plugin scripts. 0) Usage: icinga2 <command> [<arguments>] Supported commands: * ca list (lists all certificate signing requests) * ca sign (signs an outstanding certificate request) * ca restore (restores a removed certificate request) * ca remove (removes an outstanding certificate request) Global options: -h . 1. conf The content NRPE: Ähnlich wie beim Monitoring-Projekt Nagios kann auch Icinga 2 auf dem zu überwachenden Host Checks mit Hilfe des NRPE 1) anstoßen und die Monitoring-Ergebnisse entgegen nehmen und aufbereiten. Usage. But I searched many ways, but no solution. 20 Hello, i try to create a check_by_ssh command to check free disk space. Enable/Disable Debug Output on the fly ¶. Configuring checks on multiple nodes can seem at lot [icinga@10. If all is well, restart icinga2 service. nagios-plugins Github. Hi everyone ! I have a problem that I don’t understand I have to do a check_disk by_ssh to machine. I need to run something like Create RSA key pairs cinga@icinga:~$ ssh-keygen 2. 0-425. So I Hi guys, I’ve got a custom monitoring script that I’m trying to run using the default check_by_ssh plugin. Tip. conf) is processed. rsx (Roland Sommer) August 15, 2019, 12:23pm 1. Hi, I’m new in the icinga operation 🙂 I started with a simple check from icinga documentation to check if it’s working, but I’m facing a problem. If you need faster ICMP checks, look into the icmp I can’t figure out how to define a service for using check_by_ssh and calling a script that needs to be run with root privileges. Technically, this is possible because this feature is a FileLogger that can be managed through the API. NRPE can be used when SNMP should, or can, not be used. How to exclude path based on regex in check_disk? 1. We are monitoring ssh service, however the monitoring is being done to 127. Under /etc/icinga2/zones. But for Icinga 2 to properly work, it needs a database. A violation may indicate e. 3-1 server running in a FreeBSD 11. I run icinga2 node wizard on master (icinga. I wish to monitor my servers without using the Direktor module, I wish to monitor my servers in ssh and to be able to do it on servers only accessible in ssh by a private key / public key. SSH: Preparations ¶ SSH key pair for the Icinga führt die checks über ssh aus und dies verlangt im Normalfall das Passwort vom Benutzer, mit dem wir uns anmelden wollen. 12. Is this a possibility where if master1 fails, master2 will start running the check_by_ssh checks? Icinga Community High-Availability with check_by_ssh. 4 server. conf /** * This file is read by Icinga 2 before the main * configuration file (icinga2. Contribute to elacheche/icinga2_by_ssh development by creating an account on GitHub. Can Nagios/Icinga (or compatible) plugin to check available authentication methods for SSH - A project by Massl123 in category Plugins. when I try to read my remote agent hosts memory using check_mem. 0 released on 2020-01-18. I’ve been reading about it for days both in the documentation and on the internet and I can’t find the problem. The command object icinga for the embedded health check is provided by the Icinga Template Library (ITL) while http_ip, ssh, load, processes, users and disk are all provided by the Plugin Check Commands which we enabled earlier by Hello all I have a Rocky Linux 8 running Icinga2 version 2. ) copy public rsa key to Host icinga@icinga:~$ ssh-copy-id 3. Field configuration: by_ssh_command; by_ssh Hello, i changed the check command arguments = to arguments += and added vars. de / 141. Published on 2020-01-19 and maintained on Github. 0. When I run it from the command line from the master, it works! When I run it from the command line from the machine The hostalive command is one of several built-in check commands. This check returns performance The check_by_ssh plugin takes care of this. The hostalive command is one of several built-in check commands. I want to be exclude the nfs Partition (/mn/sugarcrm) When I restart the Icinga Master, for a short moment the disk_check is OK, but then I saw the nfs Partition again. logrotate not being set up properly. Anstatt irgendwie das alte (und teils unsichere) NRPE zu benutzen, greife ich dann oft gerne auf check_by_ssh zurück. Dies umgehen wir, indem wir ein privaten Schlüssel erzeugen und den öffentlichen Schlüssel To add a new remote server for monitoring in Icinga 2 using SSH checks, you'll need to configure SSH access between your Icinga 2 master server and the remote server, Due to multiple level of parameter (parameter of check_by_ssh and parameter of check_file_size_ssh) I can not write the right "object CheckCommand" and "object Host" or You should now be able to initiate sudo privileged execution from your Icinga host: ssh -i /etc/icinga2/nagioscheck_id_rsa nagioscheck@sdi10b. Stack Exchange Network. # icinga2 ca --help icinga2 - The Icinga 2 network monitoring daemon (version: v2. Error message is the next: Remote command execution I need to run something like this LANG=C ls via check_by_ssh and I’m struggling how to define by_ssh_command and/or by_ssh_arguments. 120 querying target host sdi10b. ) first step create icinga user on By using our much anticipated check_by_powershell plugin, you are actually able of doing precisely just like what check_by_ssh in Linux does. Es stellt eine Alternative zum Icinga NRPE Plugin dar und empfiehlt sich vor allem für Server, die bereits per SSH zugänglich sind. */ const RunAsUser = "nagios" const RunAsGroup = "nagios" define host { use generic-host host_name Host1 alias A host which we can ssh into directly but which isn't pingable address 123. If the check_by_ssh is failing because you are being required to verify the key authenticity, you can disable strict host key checking in your check_by_ssh options just as you can with the ssh client. I did some research and found nothing in this direction, i only found tutorials how to do it passwordless. 5-1) System information: Platform: Rocky Linux Platform version: 8. The cluster-zone checks provides metrics about the throughput of messages shared within a zone and additionally This makes the check look inconspicuous at first glance, but there is quite a lot happening under the hood. /usr/lib64/nagios/plugins/check_by_ssh -v -i $HOME/. hostalive is the same as ping but with different default thresholds. @mfrosch : can you help the same. Your service should work if: SSH-key is copied to the destionation system and its the default key for icinga2 user Ab und zu stehe ich vor dem Problem, dass ich auf einem zu überwachenden System den Icinga 2 Agent nicht benutzen kann. Hi dear community , I am quite a novice and I hope your indulgence in my first question about Icinga2 . What I want is to do ssh authentication on one server and then tcp verification on another server. With help of online community forums I tried monitoring disk services on linux host without using agent. g. Hence, the private key of user root is used for connecting via ssh. If a monitored object is checked remotely and not via an Icinga 2 agent, but e. This is a small security sacrifice, but if you are on a trusted private network, the trade off is negligible and you never have to verify that you wish to continue connecting, even on the first try: There are no many examples online either of check_by_ssh with Icinga2. 1. Both use the ping CLI command to execute sequential checks. Our FreeBSD jails don’t use localhost address, and when it is used, it doesn’t necessary has to be Version used (icinga2 --version) Operating System and version icinga2 - The Icinga 2 network monitoring daemon (version: r2. Search for: Repository. Eine Gegenüberstellung von check_by_ssh und NRPE findet sich im archivierten Artikel des Nagios Wikis unter NRPE vs SSH (web. Arguments: -H, --host string Host name, IP Address of the remote host (default "127. Shortly: Icinga2 and icingaweb are installed on ubuntu 22. 11. there is something called NSClient++ but I haven’t played with that yet I succeed in setting a master -> client configuration. I added public key of “nagios” user from master server to the hosts, command line working fine using check_by_ssh plugin for all the hosts added. d/templates. This is a good alternative to icinga2 feature enable debuglog as object creation/deletion via API happens immediately and requires no restart. I cannot use check_by_ssh if I use not nagios user. Icinga Community Problems creating a Thank you for your help, after I changed the template under /etc/icinga2/zones. Icinga Community Check_by_ssh & sudo. 1 as address - except that you have to first set up trusted login to the target host (easy to test by just running ssh In this section I'll illustrete how to setup the script to be used by Icinga2 via the by_ssh plugin. I am For details on the NSClient++ configuration please refer to the official documentation. As you can see, Hi I use check_by_ssh to monitoring my remote agent hosts. But the problem is with Icingaweb2 ui. 75. 2-1. 1 Icinga Web 2 version and modules (System - About): 2. General description of the problem: I have Icinga2 2. icinga2: query check results from command line? 0. systemctl restart icinga2. Navigate into Commands > External Commands and search for mysql_health. My Linux Server has a local Filesystem and a nfs Filesystem (mnt/sugarcrm). Using the Icinga Console can help with scripting in general and provides a quick and easy-to-use way of extracting information from your Check Aggregation: check_many A plugin wrapper allowing aggregation and serialization of multiple checks. Best regards xl3von Hi All, I am complete new to Icinga, started using Icinga just last week. Once you are done with host definition save the configuration file and run the following command to check for syntactical errors. When icinga executes the plugin the No. Trying the plugin manually means executing as user root. 18. . See init. But it gives me output saying “CRITICAL - Plug-in timed out after 10 seconds”. I want to run a distributed icinga with a master and two satellites. Last login: Tue Jun 2 14:11:10 2020 from 10. Is there any documentation or other resource available which covers this topic for recent icinga / director versions (cf. 89 check_command check-ssh-host-alive } define host { use generic-host host_name Host2 alias A host which we can reach only from Host1 and at a special SSH port parent Host1 address 123. Select mysql_health and navigate into the Fields tab. This addon works in a similar fashion like the Icinga 1. 1 Icinga 2 version (icinga2 - some options to run a check remote: install an agent and connect it to the master node, after that you can use the command_endpoint in your service definition; use check_by_ssh; execute the check via cronjob and send a passive check result. Ein Remote-Check funktioniert relativ einfach: Our scenario involves checking /var/log not exceeding a given file system size. de. Running the command in a shell worked because the host you ran check_by_ssh on and the one it connected to were running the same distribution, as the glob was expanded locally but has to work remotely. 45. 13. d/services_plugin_checks_mysql. 1") -p, --port int Port number WinRM -U, --user string Username Hello everyone I wanted to ask if its somehow possible to execute a disk_check or generally monitoring services over SSH and instead of doing it passwordless giving icinga2 the credentials for the remote-server so he can access it. Icinga2 is a Nagios fork, so the plugin is supposed to work with any Nagios fork, the sconfig files and syntax may change from a frok to an other. el8. 2. // SSH Service Check apply Service "SSH Service" { check_command = "ssh" command_endpoint = host. rsx (Roland Sommer) October 14, 2020, 9:43am 1. by check_by_ssh or check_nrpe, the monitored object’s effective check command becomes by_ssh or nrpe respectively. This method comes in handy on systems where the Icinga agent cannot be insta You just need some kind of basic ssh checks which configures your ssh options (username, port, actual command and so on) and a check for each service you want to check over ssh. (They fall Does you API user have proper permissions? It depends on your distribution e. conf with object Host), (conf. 04 server |PHP Author: @MarcusCaepio Revision: v0. 10 Authorized uses only. Once the check command is configured, these checks are performed automatically: Hello everybody, I’m having trouble creating a service check with check_by_ssh Under /etc/icinga2/zones. 34:5678 Hello everybody, I’m having trouble creating a service check with check_by_ssh. Icinga check plugin to run checks and other commands directly on any Windows system using WinRM (Windows Remote Management). mi. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. x distributed model. All activity may be monitored and reported. Version used (icinga2 --version) : version: 2. 5-1 Debian 9 So i provide you my (/master/hosts. (SSH connection) Not supported at the moment is Kerberos. Most information flows from Icinga 2 to Icinga DB, but the Icinga DB daemon also writes some health information back to Redis that can be checked by Icinga 2. ) For test ssh to Remote host/ icinga@icinga:~$ ssh ici Icinga Community Check_by_ssh. Go to the by_ssh command in the External Commands sections, go to the Fields tab and look at the dropdown menu. If you are looking for a real distributed architecture with Icinga I have this service: object Service “Zimbra_Queue” {host_name = “Zimbra_Int” check_command = “by_ssh” max_check_attempts = “3” check_interval = 1m Setting up a check using check_by_ssh is not much different to any normal service - if you’re not sure how to do this, practise by setting up some basic Linux checks for your Icinga server itself, first, using 127. In this tutorial, we will go over the installation of Icinga, an open source monitoring system, on Ubuntu 14. I know this is not best practice, but this is development env. Whats wrong here? // Check System disk Usage apply can you clarify for using check_by_ssh on icinga2 do i use nagios user or icinga user? I have setup nagios user ssh keys and it works when i test it via command line but when i use it in icinga check i am getting : host key verification failed message on plugin o/p. Recent Posts. Icinga-web does not update when icinga2 configuration is updated. ssh/id_rsa -H icinga@10. For example: Generic check which is inherited by all checks run over ssh. 1 in port 22. below)? Thanks in advance Daniel Director version (System - About): 1. 3. Since this is a fresh installation, I still haven’t configured Today I will show you a couple of small functions you can use with the Icinga Console. It’s attempting to run it, but when the monitoring server doesn’t know the host key of the server to be checked it returns a 255 - fair enough. uptime1_perfdata = true to your service. 2-1 hi icinga2 masters. 10. The configuration is done in the master server and distributed to the clients. 67. If you need faster ICMP checks, look into the icmp There is really nothing that Icinga can do about this. The problem is that I'm trying to use root user to login the remote machine. de \ "sudo so i am using check_by_ssh module by nagios in icinga, so need sample configuration examples as i have setup password less connection into my icinga master server and remote server. domain. To get an output for specific command output. As you seem to already have added all possible variables from the Argument macros section, Hi! I have a problem what I cannot managed to solv for days. The debuglog feature can also be created and deleted at runtime without having to restart Icinga 2. com). NSCA-NG ¶. It is available in the Monitoring Plugins package. BR, GauravS. The trick only handles variables that are defined in the service and not if they are defined in the command. 1 Tested with: Icinga 2 different versions Different Linux distributions Introduction Hi all, if you are monitoring your linux clients agentless via check_by_ssh, you may also get the problem, that you have a lot of messages in /var/log/syslog or /var/log/auth for every SSH check, because every check creates a new SSH Session. I can’t figure out how to define a service for using check_by_ssh and calling a script that needs to be run with Hi, I have tried check_by_ssh to login Cisco ASA. State Retention Routines Saving state information between plugin invocations. Hello, it always helps to take a look at the command configuration itself. Bei dieser Anbindungsvariante werden auf dem entfernten System, sowohl die Checks konfiguriert wie auch die Schwellwerte für die spätere Auswertung I’d like to establish a HA configuration using only check_by_ssh checks, rather than deploying Icinga Agents. Visit Stack Exchange Hi, I am using icinga2 with IcingaDirector since a few years and have a running Environment with around 300 Hosts and several custom service check commands. 16. 2-C “ls” check_by_ssh: Invalid hostname/address i can log with ssh without Creating a Service and setting the check_command = "by_ssh" is enough to get started. The subsequently described steps assume the Icinga software running on host sdi10a. Enabled features: api checker mainlog notification I am new to this version and finding it a little tough figuring out where things are placed. Latest version is Release v. Debian/Ubuntu the user is nagios. pl it returning value of my local master host memory. I didn’t disable conf. check_by_ssh führt remote Icinga/Nagios-Checks über eine SSH-Verbindung durch. Icinga 2 is installed and almost ready to work. Every Command get the hosts IP Address as parameter and then performs a “ssh” command to the Host to execute whatever check I need. 89~172. com) and on the the client (zimbra. This service checks inherits the basic ssh check. It seems a bit mad that I have to manually try to SSH to all of my monitored servers to add their SSH keys first, so I’ve tried can you clarify for using check_by_ssh on icinga2 do i use nagios user or icinga user? I have setup nagios user ssh keys and it works when i test it via command line but when i use it in icinga check i am getting : host key verification failed message on plugin o/p. Icinga Director Integration ¶. vars. For your convenience, the Icinga template library provides the by_ssh CheckCommand already. Before using SSH via the daemon, you’ll need to connect as icinga user manually to the remote host monitored with by_ssh, and manually accept the host key verification. conf Nagios/Icinga check of Windows disk space, wrong -l argument. 7 (Green Obsidian) Kernel: Linux Kernel version: 4. archive. 20 ~]$ ssh icinga@10. This breaks the respective monitored objects’ graphs as graph templates are applied to monitored objects via their check commands. 62. IcingaWeb2 is running on a custom port 20801 on which I am able to logon successfully as well. I don’t know what I did wrong. Additionally to the cluster check, Icinga 2 comes with the cluster-zone check. UPDATE: I think I have found the issue. szabolcssandor (Szabolcs Sandor) January 27, 2020, 9:35am 7. Icinga Community Hello, First of all forgive me if this is answered in another part of the forum or in the documentation. SNMP Traps can be received and filtered by using SNMPTT and specific trap handlers passing the check results to Icinga 2. conf with template Service) I can override the template threshold warning and critical from template in apply Service, but i need to override the threshold @object Host. NOTE: Icinga uses root user to identify with the remote server. this is my command object for check memor Any idea, or anybody is monitoring the ESXI servers with this method? I don’t think so and it is even not supported by VMware. If you need faster ICMP checks, look into the icmp Hello, I am struggling with adding services / commands via ssh using director. conf and added only the script to be executed as command (command Introduction With the help of the check_by_ssh plugin it is possible to execute remote check plugins and retrieve their exit status and output. [1] "check_by_ssh" is an alternative Hi all, I have a second problem with my check_disk Service. If you run it on Debian and the remote is RedHat (or the other way around), it would fail. We will cover some basic configuration, so you will be able to monitor network services and host The hostalive command is one of several built-in check commands. It sends ICMP echo requests to the IP address specified in the address attribute to determine whether a host is online. Icinga2 disk check - suppressing testing for some dirs. Icinga 2. icinga2 daemon -C. 04. Getting started using Icinga in a single node setup can already be quite a challenge for new users. d/master/ I added a file called sshcommand. Note. org). The check_by_ssh plugin takes care of this. This is the zimbra host definition: The parameter names inside the ITL commands follow the <command name>_<parameter name> schema. conf with apply Service) and (conf. Check command definition: Check: cluster-zone. d/master/sshcommand. As far as I can see the configurations are propagated to the satellites, but the checks are not. There’s no automated way to my knowledge. d in master yet. x86_64 Architecture: x86_64 I’m setting up a deployment that will monitor host-local checks using ssh, Nagios Remote Plugin Executor (NRPE) is a module for executing Nagios & Icninga Plugins and processing their output in turn locally. So how does this actually work? I’ll demonstrate to you next. wahlf mutny yoqk dmntqc lzbwtgg rsgj pqp dfpol qgxo llazv fdnzk mmzfqy hyn gfkjuc vwqim