nagios check_ping define service

NSClient++ includes a service module that can check if a service is running. Database as a Service (trove) Log Files, 1.1.7. by rkennedy Tue Aug 16, 2016 11:34 am, Post line, since nagios will substitute $HOSTADDRESS$ for the appropriate hosts ip/name. You can have Nagios write all host and service performance data directly to text files using the host_perfdata_file and service_perfdata_file options. Browse other questions tagged, Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide. Configure Nagios to Monitor OpenStack Services, 3.2.5. Troubleshoot Instance Launching Errors in the Dashboard, 4.6. Looking at the check_ssh man page doesn't seem to indicate in what order to place these switches You can define a command and use that command for your service. 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. Videos 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. Email: sales@nagios.com ', referring to the nuclear power plant in Ignalina, mean? Did the drapes in old theatres actually say "ASBESTOS" on them? nagios check_ping: Invalid hostname/address - Ask Ubuntu Looking for job perks? I did to interval of 3 and retry of 2. If it doesn't, skip this section. Nagios - Hosts and Services - TutorialsPoint Why are players required to record the moves in World Championship Classical games? 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. OpenStack Dashboard - Red Hat Access Tab", Red Hat JBoss Enterprise Application Platform, Red Hat Advanced Cluster Security for Kubernetes, Red Hat Advanced Cluster Management for Kubernetes, Logging, Monitoring, and Troubleshooting Guide, 1.1.1. The nagios standard services such as PING, and check_users work, but check_ssh remains in an UNKNOWN state from the very beginning. Browse other questions tagged. by cornelp Wed Aug 17, 2016 8:32 am, Post On what basis are pardoning decisions made by presidents or governors when exercising their pardoning power? In your ping service definition use e.g. Service Checks - Nagios Support See Also: Monitoring Publicly Available Services. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Mine always starts with either "PING: OK" or "PING: CRITICAL". Any check that you place in a hostgroup will apply to any host in that hostgroup (which you knew already). Nagios' check_ssh (of course) keeps marking the process as critical since it can't connect on that port. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. My /etc/nagios/objects/commands.cfg states, which defines the arguments in between the exclamation marks as in the documentation example you gave. To do this, you'll need to verify your configuration and restart Nagios Core. An example command definition that redirects service check performance data to a text file for later processing by another application is shown below: Asking for help, clarification, or responding to other answers. Use -H option to specify the hostname or the ip-address of the server for which you like to check the ping command output. How To Monitor Network Switch and Ports Using Nagios - The Geek Stuff Unexpected uint64 behaviour 0xFFFF'FFFF'FFFF'FFFF - 1 = 0? Add the following service definition in order to monitor packet loss and round trip average between the Nagios host and the switch every 5 minutes under normal conditions. Monitoring switches and routers can either be easy or more involved - depending on what equipment you have and what you want to monitor. MIP Model with relaxed integer constraints takes longer to solve than normal model, why? Is there another (safer) option, such as adding the Nagios user to ping's group or something? If the OpenStack cloud is distributed across machines, the NPRE addon can be used to run access plugin information on those remote machines. Engage with the community of users including those using the open source solutions. Performance Data - Nagios is there such a thing as "right to be heard"? "Signpost" puzzle from Tatham's collection, What "benchmarks" means in "what are benchmarks for? Increased server, services, and application availability, Fast detection of network outages and protocol failures. Find centralized, trusted content and collaborate around the technologies you use most. So, you really dont need to specify -4 (which is optional). It is not possible to set intervals of less then one minute with Nagios. Find centralized, trusted content and collaborate around the technologies you use most. Any complicated monitoring can be placed into a script, and then referred to in the command definition. Object definition files that are used to store information about items such as services or contact groups. To learn more, see our tips on writing great answers. By default, on the Nagios server, the /etc/nagios/objects/localhost.cfg file is used to define services for basic local statistics; for example, swap usage or the number of current users. The check_snmp plugin will only get compiled and installed if you have the net-snmp and net-snmp-utils packages installed on your system. But it doesn't identify that as the port. If Nagios Core can't get a response to its check, then it will flag the state of the service as CRITICAL, and will try again up to two more times before sending a notification. What is the symbol (which looks similar to an equals sign) called? Plugin performance data is external data specific to the plugin used to perform the host or service check. The thing you post is a Nagios command. Events Find A Partner, Phone: 1-888-NAGIOS-1 QGIS automatic fill of the attribute table by expression. Browse other questions tagged, 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. "Signpost" puzzle from Tatham's collection. Maybe you could look there and get credit for the answer if you have ideas. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. That configuration file already contains some sample host, hostgroup, and service definitions. Change how Nagios determines if server is offline? The "1000000,2000000" options are the warning thresholds (in bytes) for incoming and outgoing traffic rates respectively. 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. 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. Connect and share knowledge within a single location that is structured and easy to search. The "5000000,5000000" are critical thresholds (in bytes) for incoming and outgoing traffic rates respectively. They're great. . It's not them. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. I was already tired of editing these humongous text files, and this just made it so easy. Inquire today and let our Quickstart team help you get started with Nagios XI, Up To: Contents Log in to the Nagios dashboard again by using the following URL in your browser, and using the nagiosadmin user and the password that was set in the beginning: Expand section "1.1. Orthogonally defining services and contacts for a host/hostgroup? Tell Nagios which services are being monitored for each host. I know that it may be possible to exclude certain hosts from a group, but this won't work for me as a hostgroup may have multiple services in it, and I won't want to have all of those services removed from the host. Nagios check_ssh returns usage information instead of status 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). However, it doesn't describe in which order to pass parameters. Take a look at the main config documentation: So, I was able to make all the necessary changes. The "AVG" option tells it that it should use average bandwidth statistics. The configuration we've added adds a simple service check definition for an existing host, to check up to three times whether the HTTP daemon on that host is responding to a simple HTTP/1.1 request. Here Host, warning and critical thresholds were passing by Nagios host as below, define service { use generic-service hostgroup_name all-servers service_description Host Ping Status check_command check_nrpe_args!check_ping_args!localhost!3000.0,80%!5000.0,100% } Share Follow answered Apr 28, 2020 at 1:45 Hasitha 698 8 16 Add a comment Learn more about Stack Overflow the company, and our products. Remember, you only need to do this for the *first* switch you monitor. 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. Has the cause of a rocket failure ever been mis-identified, such that another launch failed due to the same problem? How a top-ranked engineering school reimagined CS curriculum (Ep. Support forum for Nagios Core, Nagios Plugins, NCPA, NRPE, NSCA, NDOUtils and more. So for ping alerts it should go to network@example.com and for swap it should goto storage@example.com. Some cheaper "unmanaged" switches and hubs don't have IP addresses and are essentially invisible on your network, so there's not any way to monitor them. English version of Russian proverb "The hedgehogs got pricked, cried, but continued to eat the cactus". This same file can be used to add new OpenStack monitoring services. NRPE is for more complicated checks, where you need to run commands directly on the remote server. rev2023.4.21.43403. Nagios - how does native service such as check_ping monitor remote host Add a new host definition for the switch that you're going to monitor. As of May 25th, 2018, all communications with Nagios Enterprises and its employees are covered under our new. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Contact us on our online support forum at https://support.nagios.com/forum/. Threshold limit for check_ping should be passed as a threshold pair, which has two parts: In the following example, we are checking the ping output for 192.168.1.1 host. Which ability is most related to insanity: Wisdom, Charisma, Constitution, or Intelligence? If you need to change the modes to "write" or "non-blocking read/write" (useful when writing to pipes), you can use the host_perfdata_file_mode and service_perfdata_file_mode options. : In your host template set a default value: In the host definition that should use a difference value set e.g. He also rips off an arm to use as a sword. density matrix. What positional accuracy (ie, arc seconds) is necessary to view Saturn, Uranus, beyond? Could you add more details? This might include things like service check latency (i.e. The best answers are voted up and rise to the top, Not the answer you're looking for? Multiple lines of performace data (as well as normal text output) can be obtained from plugins, as described in the plugin API documentation. I checked log: /usr/local/nagios/var/nagios.log the interval between ping times is 90 seconds. An example file format template for service performance data might look like this: By default, the text files will be opened in "append" mode. the '-t 10' is not the interval, but the timeout argument. Identity Service (keystone) Log Files, 1.1.12. The "-r 1" option tells the check_snmp plugin to return an OK state if "1" is found in the SNMP result (1 indicates an "up" state on the port) and CRITICAL if it isn't found. Nagios: How to determine parameter order check_ssh What is the 'define host' entry for this host? Nagios provides complete monitoring of Ping - including reachability and packet loss. Service or Daemon checks are system processes that run in the background, usually configured to start when the system boots. I did as you stated. So in it's host cfg, I have: Now the service check is going to alert you for 80% and 90% for all hosts in the hostgroup, except for the host that you added the check with the change values in it. I also find it non-intuitive to have to maintain a list of exclusions separate to where the host itself is actually defined. UNIX is a registered trademark of The Open Group. rev2023.4.21.43403. It only takes a minute to sign up. Plugins can return optional performance data in their output by sending the normal, human-readable text string that they usually would, followed by a pipe character (|), and then a string containing one or more performance data metrics. Server Fault is a question and answer site for system and network administrators. Additional service files can be used, but they must be specified as a cfg_file parameter in the /etc/nagios/nagios.cfg file. rotate them) using the host_perfdata_file_processing_command and service_perfdata_file_processing_command options. I changed the Nagios cfg file interval_length to 10 and the host file to 20 and 10. Check WMI Plus includes a service module that can check if a service is running. If your switch supports SNMP, you can monitor port status, etc. Any suggestions on how I can fix my check-host-alive command definition to work properly and evaluate the output of check_ping properly? ms|rta=0.627000ms;3000.000000;5000.000000;0.000000 pl=0%;80;100;0. 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. @MrCleanX - I've read a few blog posts suggesting I check that. 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. You can always comment these services out if they are no longer needed by prefacing each line with a '#' character. By using decimals in your check_interval I have a feeling it's throwing the math off. Short story about swapping bodies as a job; the person who hires the main character misuses his body. Shared Filesystem Service (manila) Log Files, 1.1.14. Two MacBook Pro with same model number (A1286) but different year. How to Make a Black glass pass light through it? 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. Viewed 12510 times since Tue, Nov 14, 2017, Viewed 18313 times since Tue, Nov 28, 2017, Viewed 17861 times since Wed, Nov 15, 2017, Viewed 6949 times since Tue, Nov 28, 2017, Viewed 41367 times since Mon, Nov 13, 2017, Viewed 16145 times since Tue, Nov 28, 2017, Viewed 29720 times since Sun, Nov 12, 2017, Viewed 15533 times since Mon, Nov 20, 2017, Viewed 11868 times since Wed, Nov 29, 2017, Viewed 69092 times since Thu, Nov 9, 2017. Nagios: Service dependency on same host for an entire hostgroup, Nagios/Icinga check of Windows disk space, wrong -l argument. If you create the same check in the host cfg, then it'll override the hostgroup check. How a top-ranked engineering school reimagined CS curriculum (Ep. Actually called check_host, without the 's'. 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. Why did US v. Assange skip the court of appeal? Extracting arguments from a list of function calls. Which was the first Sci-Fi story to predict obnoxious "robo calls"? check_ping command is a Nagios plugin that is used to check the ping output of a remote server. define service{ use generic-service ; Inherit values from a template host_name linksys-srw224p ; The name of the host the service is associated with service_description PING ; The service description check_command check_ping!200.0,20%!600.0,60% ; The command used to monitor the service normal_check_interval 5 ; Check the service every 5 minutes .

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