nagios check_ping define service

I put in ` check_ssh!--host=localhost!--port=xxx22` and nagios will start with, Nagios: How to determine parameter order check_ssh. Based on the ping output, you can decide to set certain warning and critical threshold level, based on which Nagios can send notifications to you. I would suggest you to change the check_command to something like my-check-host-alive and to define my-check-host-alive in commands.cfg to use something like check_tcp. Although admittedly, my analysis is primitive. Increased server, services, and application availability, Fast detection of network outages and protocol failures. Any check that you place in a hostgroup will apply to any host in that hostgroup (which you knew already). What is scrcpy OTG mode and how does it work? Therefore I have done below workaround in client side nrpe.cfg file. Percentage of packet loss, which is called pl. The module can only check if the service is started, you could however use the negate plugin to invert the returned result from the plugin (hence making CRITICAL an OK state). Create Service Definitions for Remote Services, 4.2. Two MacBook Pro with same model number (A1286) but different year. Why are players required to record the moves in World Championship Classical games? There are no attachments for this article. I also had same problem and the above answers did not work for me. Short story about swapping bodies as a job; the person who hires the main character misuses his body. Why do men's bikes have high bars where you can hit your testicles while women's bikes have the bar much lower? Chapter 3. Monitoring Using Nagios - Red Hat Customer Portal Was Aristarchus the first to propose heliocentrism? Overriding Nagios hostgroup service with host service Plugin performance data is external data specific to the plugin used to perform the host or service check. Nagios is composed of a server, plugins that report object/host information from both local and remote machines back to the server, a web interface, and configuration that ties all of it together. It was installed on Debian by using 'apt-get install nagios-plugins', and on Redhat/Fedora via RPM, such as nagios-plugins-2.2.1-4git.fc26.aarch64.rpm. How a top-ranked engineering school reimagined CS curriculum (Ep. The check_mrtgtraf plugin (which is included in the Nagios plugins distribution) allows you to do this. rev2023.4.21.43403. :) This is an excellent post. Could you add more details? Extracting arguments from a list of function calls. The critical limit is 20ms or 5% packet loss. To learn more, see our tips on writing great answers. Increase visibility into IT operations to detect and resolve technical issues before they impact your business. If you create the same check in the host cfg, then it'll override the hostgroup check. Object definition files that are used to store information about items such as services or contact groups. Monitoring Using Nagios", Expand section "3.1. "Signpost" puzzle from Tatham's collection. by cornelp Mon Aug 29, 2016 8:08 am, Post Mine always starts with either "PING: OK" or "PING: CRITICAL". I'll describe how you can monitor the following things on managed switches, hubs, and routers: Note: These instructions assume that you've installed Nagios according to the quickstart guide. The Nagios monitoring system can be used to provide monitoring and alerts for the OpenStack network and infrastructure. I just mis-typed it here, sorry. by cornelp Tue Aug 16, 2016 1:47 pm, Post Performance Data - Nagios Then, in your check_interval change it to 3, and retry interval of 2. For any support related questions please visit the Nagios Support Forums at: Article Number: 775 | Rating: Unrated | Last Updated by. I also use it for IDRAC IPs on Dell Hardware so I can maintain the association and don't have to have a separate host. Check WMI Plus includes a service module that can check if a service is running. The sample configuration entries below reference objects that are defined in the sample config files (commands.cfg, templates.cfg, etc.) My /etc/nagios/objects/commands.cfg states, which defines the arguments in between the exclamation marks as in the documentation example you gave. What were the poems other than those by Donne in the Melford Hall manuscript? Nagios Plugins does not include a service plugin however the linux-nrpe-agent does provide check_init_service. Community Support Forums For Nagios Open Source Projects, Community Support Forums For Nagios Commercial Products, https://assets.nagios.com/downloads/nag gmain.html. Nagios Plugins does not include a service plugin however the linux-nrpe-agent does provide check_init_service. The state information delivers "Usage: " which is an indicator that the parameters are wrong. Check WMI Plus allows you to check multiple services, here is an example that checks for two services that are running. Implementing effective Ping monitoring with Nagios offers the following benefits: These Nagios solutions provide Ping monitoring capabilities and benefits: Nagios XI is the most powerful and trusted infrastructure monitoring tool on the market. The format in which host and service performance data is written to those files is determined by the host_perfdata_file_template and service_perfdata_file_template options. If you want to process the performance data that is available from Nagios and the plugins, you'll need to do the following: Read on for information on how to process performance data by writing to files or executing commands. Any suggestions of what I can look at, I am out of ideas. Use -H option to specify the hostname or the ip-address of the server for which you like to check the ping command output. Service or Daemon checks are system processes that run in the background, usually configured to start when the system boots. Which ability is most related to insanity: Wisdom, Charisma, Constitution, or Intelligence? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. All OpenStack services can be reported, just ensure that a matching command is specified in the remote servers nrpe.cfg file. Nagios - Configure a hostgroup to include all the hosts of another group? I currently am experimenting with defining a set of services to all hosts in a hostgroup, this is working fine. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Thanks for that. Nagios services can have high CPU overhead if SSH is used. In the example above, the "/var/lib/mrtg/192.168.1.253_1.log" option that gets passed to the check_local_mrtgtraf command tells the plugin which MRTG log file to read from. @MrCleanX - I've read a few blog posts suggesting I check that. This is specified in ms. So, you really dont need to specify -4 (which is optional). Currently, I'm defining my group-level PING service like so: I know it's an old post, but I just ran across this question while I was looking for something else. For example, the check_ping plugin might return a line of text like the following: With this simple type of output, the entire line of text is available in the $HOSTOUTPUT$ or $SERVICEOUTPUT$ macros (depending on whether this plugin was used as a host check or service check). Host is just like a computer; it can be a physical device or virtual. In the following example, it sends 10 ICMP ECHO packets to the remote host before its output is measured. All rights reserved. Checking if a service is running using SNMP is not very straight forward, checking a process is the best solution here, please refer to the Process Checks KB article. Make sure the plugin exists in /usr/local/nagios/libexec before you continue. define command { command_name check-host-alive command_line $USER1$/check_ping -t 10 -H $HOSTADDRESS$ -w 3000.0,80% -c 5000.0,100% -p 5 } The thing you post is a Nagios command. This document describes how you can monitor the status of network switches and routers. Did the drapes in old theatres actually say "ASBESTOS" on them? Troubleshoot Networks and Routes Tab Display Issues in the Dashboard, 4.5. If your switch supports SNMP, you can monitor port status, etc. Troubleshoot OpenStack Networking Issues, 4.4. What positional accuracy (ie, arc seconds) is necessary to view Saturn, Uranus, beyond? More expensive switches and routers have addresses assigned to them and can be monitored by pinging them or using SNMP to query status information. Monitoring Using the Telemetry Service", Collapse section "2. But when integrating with Nagios server, I could not able to pass this value as an argument. ', referring to the nuclear power plant in Ignalina, mean? If youve installed Nagios from source, youll find all the default plugins under /usr/local/nagios/libexec directory. The scheduling engine employs some tricks to keep checks from bunching up and causing CPU spikes, otherwise if you had all of your checks set to run every minute, you would have 59 seconds of nothing and then everything run at once. Server Fault is a question and answer site for system and network administrators. once I passed the correct IP protocol , It worked fine. Contact us on our online support forum at https://support.nagios.com/forum/. The "AVG" option tells it that it should use average bandwidth statistics. Troubleshoot Instance Launching Errors in the Dashboard, 4.6. There are several different use cases covered in this KB article: The sections below provide examples of how to perform these checks using different methods. Like i have written below two command one for ping and one for swap. I'm a little bit wary of going to chmod the ping binary (which is what most blog posts have suggested). Up To: Contents To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Add the following service definition to monitor the uptime of the switch. An example command definition that redirects service check performance data to a text file for later processing by another application is shown below: Tip: This method, while flexible, comes with a relatively high CPU overhead. Nagios - how does native service such as check_ping monitor remote host In my localhost.cfg I have tried: where xxx22 is the actual port. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Hosts and service configurations are the building blocks of Nagios Core. Any suggestions on how I can fix my check-host-alive command definition to work properly and evaluate the output of check_ping properly? Asking for help, clarification, or responding to other answers. Why does Acts not mention the deaths of Peter and Paul? If you're processing performance data for a large number of hosts and services, you'll probably want Nagios to write performance data to files instead. Nagios provides complete monitoring of Ping including reachability and packet loss. check_command check_ping!100.0,20%!500.0,60% But ultimately, does not work as if I check the "performance data" of the service check results, I can see in there that the threshold included in the data is that of the group check, not the host check. NSClient++ allows you to check multiple services, here is an example that checks for two services that are running. The following are some possible error messages that you might get when you try to use check_ping command. The example below defines a new check_ssh_load command: # 'check_ssh_load' command definition define . 4.0.8 . Set up a hostgroup cfg file with the checks in it. Connect and share knowledge within a single location that is structured and easy to search. What is the symbol (which looks similar to an equals sign) called? Thanks for contributing an answer to Unix & Linux Stack Exchange! rotate them) using the host_perfdata_file_processing_command and service_perfdata_file_processing_command options. What is the 'define host' entry for this host? If you want to have more granular (free) monitoring, check out InfluxDB, Telegraf and Grafana. Nagios - Hosts and Services - TutorialsPoint If the host responds to the ping, then it is 'OK'. Note: Replace "linksys-srw224p" in the example definitions below with the name you specified in the host_name directive of the host definition you just added. Contact Us, Awards QGIS automatic fill of the attribute table by expression. Our tech support team is happy to help you with any questions you might have. What is Wario dropping at the end of Super Mario Land 2 and why? Apologies, mistyped. You told Nagios to look to the /usr/local/nagios/etc/objects/switch.cfg to find additional object definitions. He also rips off an arm to use as a sword. You should also pass both warning and critical threshold limit. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Nagios: config ping times - Stack Overflow It's not them. You can modify the definitions in these and other definitions to suit your needs better if you'd like. Monitoring Using the Telemetry Service", Expand section "3. Not the answer you're looking for? "But not exactly"? linux - How to send alert in nagios for particular service to When the host goes down, no matter what numbers I use, It will not send an alert until 1.5 minutes later. 565), Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI, Nagios failing restart with new service directove in localhost.cfg, nagios socket timeout error in master server, Nagios variable $HOSTNAME$ in service definition, Unable to read nagios exit status in nagios core. Looking for job perks? Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. I did as you stated. nagios check_ping: Invalid hostname/address - Ask Ubuntu Nagios checks are not run on an exact schedule. Which language's style guidelines should be used when writing code that is supposed to be called from another language? Which language's style guidelines should be used when writing code that is supposed to be called from another language? "Signpost" puzzle from Tatham's collection, Using an Ohm Meter to test for bonding of a subpanel. Change how Nagios determines if server is offline? Add a new host definition for the switch that you're going to monitor. I am using nagios ver. Bare Metal Provisioning (ironic) Log Files, 1.1.5. Short story about swapping bodies as a job; the person who hires the main character misuses his body. Tip: You can usually find the OIDs that can be monitored on a switch by running the following command (replace 192.168.1.253 with the IP address of the switch): The hyperbolic space is a conformally compact Einstein manifold. is there such a thing as "right to be heard"? But, when you use IPv6 address, you should use -6 as shown below. Learn more about Stack Overflow the company, and our products. Overriding Nagios hostgroup service with host service, https://www.mail-archive.com/nagios-users@lists.sourceforge.net/msg29273.html, http://forum.centreon.com/showthread.php/10643-Over-riding-checks-in-hostgroup, http://ehc.ac/p/nagios/mailman/message/22496927/, http://markmail.org/message/ms6rzljthml7ejlt, http://nagios.sourceforge.net/docs/3_0/macros.html. how "late" was the service check from its scheduled execution time) and the number of seconds a host or service check took to execute. For example: Each defined command can then be specified in the services.cfg file on the Nagios monitoring server. Database as a Service (trove) Log Files, 1.1.7. The commands that Nagios executes to process host and service performance data are determined by the host_perfdata_command and service_perfdata_command options, respectively. By default the check_ping command will do the connection time out (if it is unable to reach the destination host) after 10 seconds. Plugin-specific performance data (if available) can be obtained by using the $HOSTPERFDATA$ and $SERVICEPERFDATA$ macros. The plugin returns a CRITICAL state if the service is not started. Making statements based on opinion; back them up with references or personal experience. If additional machines are being used in the cloud, in addition to the host on which Nagios is installed, they must be made known to Nagios by configuring them in an objects file: In the file, specify a host section for each machine on which an OpenStack service is running and should be monitored: In the /etc/nagios/nagios.cfg file, under the OBJECT CONFIGURATION FILES section, specify the following line: To monitor remote services, you must define those services in a new file; in this procedure, /etc/nagios/objects/services.cfg: In the /etc/nagios/objects/commands.cfg file, specify the following to handle the use of the check_nrpe plugin with remote scripts or plugins: In the file, specify the following service sections for each remote OpenStack host to be monitored: The above sections ensure that a server heartbeat, load check, and the OpenStack Identity service status are reported back to the Nagios server. Documentation, Purchase Online If not, youll get an error. Maybe you could look there and get credit for the answer if you have ideas. My issue is that I then want to be able to override these service definitions which have been included in the host, from the hostgroup. Unfortunately right now, even though the host name and service description match that of the group-level PING check, only one PING service is listed for server-01 and this is the group-level PING check, not the host level one. As of May 25th, 2018, all communications with Nagios Enterprises and its employees are covered under our new. Content Discovery initiative April 13 update: Related questions using a Review our technical responses for the 2023 Developer Survey, Nagios host notifications not sending via email or logging, Using Nagios check_log command doesn't work, Nagios: How to check service three times a day, nagios - nsclient - nsca - host_check message. with the check_snmp plugin and bandwidth (if you're using MRTG) with the check_mrtgtraf plugin. the '-t 10' is not the interval, but the timeout argument. How a top-ranked engineering school reimagined CS curriculum (Ep. "host_name !zlinux_hostname". Here you go. Shared Filesystem Service (manila) Log Files, 1.1.14. Find A Partner, Phone: 1-888-NAGIOS-1 How to Make a Black glass pass light through it? Thanks. tar command with and without --absolute-names option. PerfParse), the addon may be expecting that the plugin returns performance data in a specific format. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. The "5000000,5000000" are critical thresholds (in bytes) for incoming and outgoing traffic rates respectively. Actually called check_host, without the 's'. The most flexible way to process performance data is by having Nagios execute commands (that you specify) to process or redirect the data for later processing by external applications. However, it doesn't describe in which order to pass parameters. define service { use generic-service ; Name of service template to use host_name Host-1 service_description PING check_command check_nrpe!check_ping } define service { use . Nagios should be hosted on a securely locked down server, especially if security events are being monitored. It does seem to be registering on some level as in my Nagios logs I can see: If you're monitoring bandwidth usage on your switches or routers using MRTG, you can have Nagios alert you when traffic rates exceed thresholds you specify. How can I control PNP and NPN transistors together from one pin? Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Arranging it this way allows me to only add custom services, and service checks that aren't the norm in the host definition. 1. Switches and routers can be monitored easily by "pinging" them to determine packet loss, RTA, etc. Which was the first Sci-Fi story to predict obnoxious "robo calls"? See this page for details on it's usage: http://nagiosplugins.org/man/check_ping Instead, I believe you'll need to use the check_http command to verify the web server is responding. What differentiates living as mere roommates from living in a marriage-like relationship? That's it for the SNMP monitoring example. Knowledge Base Browse other questions tagged. There should be no reference to /usr/bin/ping in that output, even when failing. Eg. 565), Improving the copy in the close modal and post notices - 2023 edition, New blog post from our CEO Prashanth: Community is the future of AI. Asking for help, clarification, or responding to other answers. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. If the verification process produces any errors messages, fix your configuration file before continuing. How about saving the world? I'm not sure if this is common use or not, but this article blew my mind when it came to setting up the config files. Some links that lead me to believe this feature should already be implemented: Furthermore, I've checked my copy of the xdata/xodtemplate.c file from the 3.4.1 source code, and at a glance it does seem that in the "skip list", that host level checks are meant to take precedence over the hostgroup checks. I can't find it though. Because what you are showing is the command. To learn more, see our tips on writing great answers. Monitoring switches and routers can either be easy or more involved - depending on what equipment you have and what you want to monitor.

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