cmk-agent-ctl register. Ob der Host dabei für den Pull-Modus (alle Editionen) oder den Push-Modus (nur Cloud Edition) konfiguriert ist, macht für die Befehlsbeispiele keinen Unterschied. cmk-agent-ctl register

 
 Ob der Host dabei für den Pull-Modus (alle Editionen) oder den Push-Modus (nur Cloud Edition) konfiguriert ist, macht für die Befehlsbeispiele keinen Unterschiedcmk-agent-ctl register 2

I am not able to debug the cmk-agent-ctl since it is in binary form: You can display command help with cmk-agent-ctl help, also for specific available subcommands, with cmk-agent-ctl help register for example. 1. - it goes from CRIT → OK after a while or sometimes message comes with with service. Wie soll ich nun aber auf Hunderten von Host TLS aktivieren?Hi, I have an issue with the registration of some agents on a site : when I run the cmk-agent-ctl register the process crashed on server-side after 10/15 seconds. Hosts, services and agents. Then I installed the agent on the server, and registered, and this part finally worked, the server can monitor itself (even if I don’t understand why cmk-agent-ctl register --hostname 127. The port can either be included in the server name argument ( -s ), or it can be left out. This prevents host registration (cmk-agent-ctl register) and registration status queries (cmk-agent-ctl. 0p10 Agent socket: operational IP allowlist: any Connection: localhost:8001/cmk UUID: 186f71b9-8d6f-41c6-be44-bb1f7c23ae7b Local: Connection. 1. ” failed with this error: "Request failed with code 500 Internal Server Error: Internal Server Error" root@linux# cmk-agent-ctl register --hostname localhost --server mycmkserver --site mysite --user cmkadmin Waren die angegebenen Werte korrekt, werden Sie aufgefordert, die Identität der Checkmk-Instanz zu bestätigen, zu der Sie die Verbindung herstellen wollen. no login shell, and is used only for data transfer. In Checkmk version 2. Now you need to register the agnet for TLS handshake. The cmk-agent user is created during the installation of the agent. 1. 6 Likes. If I try to register (not register-new) a server, which has been in the monitoring since yea…The agent control use the port 8000 for communication. 1. sh script. Deutsch. 0p17. Unfortunately, the problem remains: C:WINDOWSsystem32>"C:Program Files (x86)checkmkservicecmk-agent-ctl. And now. After the installation everything worked. Install the suitable Checkmk agent on the server you want to monitor and add the server as a host in Checkmk. With that flag added the machine registers just fine. However, there is a difference between console output of “cmk-agent-ctl status” and “cmk_agent_ctl_status” from agent output (downloaded via “Download. If the host is monitored by multiple sites, you must register to all of them. To register the agent, I ran: sudo cmk-agent-ctl register --hostname localhost --server localhost:8001 --site cmk --user cmkadmin That gives: > sudo cmk-agent-ctl status Version: 2. exe” ^. 1 does not exist. The exact command line is this: cmk-agent-ctl register -v -H HOSTNAME -P 'PASSWORD' -s SUBDOMAIN. 234. deb Now the cmk-agent-ctl-daemon. Could you please check who is claiming port 6556? ss -tulpn | grep 6556 This should be cmk-agent-ctl in daemon mode. com--site FOO --user BAR -. Reload check_mk configuration using below command –. XXX. Whether the host is configured for the pull mode (all editions) or the push mode (only the Cloud Edition) makes no difference for the command examples. check_mk agent runs on top of xinetd service in Linux. Password: explicit. B. Register. 04. ss -tulpn | grep 6556 This should be cmk-agent-ctl in daemon mode. So now you must de-register, on the host: cmk-agent-ctl delete-all --enable-insecure-connections Then on the CMK server: Properties of host, then menu entry Host > Remove TLS registration Afterwards connections should work albeit insecure. Copy the cmk-update-agent binary or the cmk_update_agent. 1. Tested turning off firewall on 2019. but here is everything ok. The registration then aborts, since we cannot continue without knowing the correct port. 02. I have purged checkmk, rebooted and reinstalled the agent on the one hosts but this is not a procedure I really want to do on all my hosts because even 60 seconds of downtime will require careful planning in advance, which will turn the mass registration. 4. socket failed. XXX. For some reason I am no longer able to register my agents with TLS. Welcome to the Checkmk User Guide. As for all other server operating systems, Checkmk therefore also provides its own agent for Windows, an agent program that is both minimalistic and secure. On a related note, I’ve been following the beginner’s guide on setting up Checkmk and found that registering the Checkmk Agent for monitoring the monitoring server itself not working. Ok, so the user I’m using to do the agent registration. to switch your agent into SSL mode (and not. domain. For example, the registration crashed with "500 Internal Server Error" for users without the permission "Write access to all hosts and folders". The Agent Receiver tells the Agent Controller. Registration indeed is good. 1. 489987 +01:00] INFO [cmk_agent_ctl] srclib. Please provide me with the output of: systemctl status check-mk-agent. I created the folder manually and changed ownership, and now the registration. 04. If you forward port 9800 to 8000 then you also have to use port 9800 in your register command. Welcome to Checkmk. ColinP November 12, 2022, 12:44pm 1. Welcome to the Checkmk User Guide. But when the distributed server wants to query the remote agent: [agent] Communication failed: [SSL: SSLV3_ALERT_HANDSHAKE_FAILURE] sslv3 alert handshake failure (_ssl. The Windows agent. Einen auf den Server auf der Docker Service läuft (OpenSuse Tumbleweed), sowie einen Windows Server 2016. 1. 2. Now you need to register the agnet for TLS handshake. The controller is executed under the cmk-agent user, which has limited privileges, e. service systemctl stop check-mk-agent. 1. socket. 0 did not yet use TLS, so port 8000 didn’t need to be exposed back then. When you have done all this, install the agent again and it will work properly. I confused the keyword register on cmk-agent-ctl register with cmk-update-agent register or perhaps on some subconscious level assumed the first would handle both. 0, that will not be possible. Output of “cmk --debug -vvn hostname”: (If it is a problem with checks or plugins) I have registered over 100 hosts successfull but something is wrong with this one when I use that command: & 'C:Program Files (x86)checkmkservicecmk-agent-ctl. You can learn how to use the agent here. 0p9. Register the host on the Checkmk server by invoking cmk-update-agent register. Become a Dealer. Installed the agent on a Server (Windows and Ubuntu) Registered the agent with the following command: cmk-agent-ctl register --hostname --server --site --user automation --password. 1. Hello, I have an issue with the registration of the host on a server : the agent-receiver on server-side is always crashing around 15/20 seconds and restarts. TLD -i SITE-NAME -U USERNAME. The controller is executed under the cmk-agent user, which has limited privileges, e. cme and I’m no longer able to register new hosts with an automation user “cmkautomation” that I created a while ago (with role “agent_registration”). The exact command line is this: cmk-agent-ctl register -v -H HOSTNAME -P 'PASSWORD' -s SUBDOMAIN. The register command cmk-agent-ctl register often gets confused with the Agent update registration cmk-agent-update register, but these are two different registration types: one for TLS encryption and one for registering automatic updates (Agent Bakery, cee). 0p13. cfg file, the registration information of the agent controller stays behind on uninstallation. 0p11 Agent socket: inoperational (!!) Version: 2. 1. 1. , I had to put the public hostname). Output of “cmk --debug -vvn hostname”: (If it is a problem with checks or plugins) sudo: cmk: command not found. I’ve installed the agent and succesfully register on OS windows 7x64 and. deb. example. Whether the host is configured for the pull mode (all editions) or the push mode (only the Cloud Edition) makes no difference for the command examples. 0 OS Version: Appliance 1. This worked perfectly fine in CMK 2. agent_pairing”) to his/her role. You also need a --hostname flag, like --hostname test. socket failed. rs:41: Loaded config from. 1 server? You have to run the cmk-agent-ctl on the machine running the agent, not from the server. root@waw1-monitor2:/omd# cmk-update-agent -v. Yes I did use the” cmk-agent-ctl register command, after that I got this message. 1. exe . 0. After the installation everything worked. Deutsch. Der für die verschlüsselte Kommunikation mit dem Checkmk-Server zuständige Agent Controller cmk-agent-ctl. no login shell, and is used only for data transfer. 5. Please provide me with the output of: systemctl status check-mk-agent. 2 system. 1. This is the command we used to register the agent: C:Windowssystem32> "C:Program Files (x86)checkmkservicecmk-agent-ctl. The cmk-agent user was sucessfully created. You’ll also need to do something like cmk-agent-ctl register. Output of “cmk --debug -vvn hostname”: (If it is a problem with checks or plugins) I have registered over 100 hosts successfull but something is wrong with this one when I use that command: & 'C:Program Files (x86)checkmkservicecmk-agent-ctl. de --server monitor. The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. Checkmk Enterprise Edition 2. when i executing the command remotely via powershell i’m. This port can be found out via omd config > Basics > AGENT_RECEIVER_PORT Of course, this port has to be exposed for the. socket systemctl status cmk-agent-ctl-daemon. This morning all Windows Agents were suddenly no longer registered. Hello, I updated my CheckMK installation to firmware 1. 1. The Agent Controller cmk-agent-ctl is the component within the agent that is responsible for transporting the data collected by the agent script. CMK version: 2. tsi: Getting target agent configuration for host ‘localhost’ from deployment serverHi, looking for a windows variable to use to automate agent registration for 200+ hosts that queries hosts in “lowercase” as opposed to “uppercase” (yes our hosts are configured in lower case in Checkmk)So please stop and disable the services for the new agent controller: systemctl stop cmk-agent-ctl-daemon. 0. To register the agent, I ran: sudo cmk-agent-ctl register --hostname localhost --server localhost:8001 --site cmk --user cmkadmin That gives: > sudo cmk-agent-ctl status Version: 2. service - Checkmk agent controller daemonIt seams you use a Debian system. The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. 1. 1. The Windows agent. 1 Like. Now the cmk-agent-ctl-daemon. WARNING: The Agent Controller is operating in an insecure mode! To secure the connection run cmk-agent-ctl register. Er wird unter dem Benutzer cmk-agent ausgeführt, der nur beschränkte Rechte besitzt, z. exe register --hostname HOST --server SERVER: 8001 --site SITE --user USER. 4. example. The Agent Controller cmk-agent-ctl is the component within the agent that is responsible for transporting the data collected by the agent script. I am trying to add new servers with: amnesiac ≫ [ 10:47:25 ] ≫ ~ $ cmk-agent-ctl register-new --server. 1. 02. cmk-agent-ctl register --server cmkserver:443 --trust-cert --site cmksite --user username --password password --hostname monitoringhost On Debian 11 if got the following outputThe Linux agent of Checkmk version 2. cmk -N myserver123 ). Der Linux-Agent der Checkmk-Version 2. socket failed. 0p22 agent by running cmk-agent-ctl on the 2. net -i STAR -P 'XXXXX' -U automation -H sys-vbr02Output of “cmk --debug -vvn hostname”: (If it is a problem with checks or plugins) I have registered over 100 hosts successfull but something is wrong with this one when I use that command: & 'C:Program Files (x86)checkmkservicecmk-agent-ctl. Für Linux habe ich cmk-agent-ctl register --hostname xxx --server. 0, that will not be possible. 2 system. error: The subcommand ‘register --trust-cert’ wasn’t recognized Did you mean ‘register’? If you believe you received this message in error, try re-running with ‘cmk-agent-ctl. NOTE: A registered host will refuse all unencrypted connections. The agents' Agent Controller makes a request for registration to the server’s Agent Receiver, transmitting the data required to create the host. This might be a bug. mit cmk-agent-ctl help register. en. 1. gerhards. mschlenker (Mattias Schlenker) May 30, 2022, 6:11pm 4. serviceThe Agent Controller cmk-agent-ctl is the component within the agent that is responsible for transporting the data collected by the agent script. 5. The Windows agent of Checkmk version 2. deb Now the cmk-agent-ctl-daemon. But if cmk-agent-ctl cannot be started, access fails. 0. rs:41: Loaded config from. You can display command help with cmk-agent-ctl help, also for specific available subcommands, with cmk-agent-ctl help register for example. 1. Checkmk Enterprise Edition 2. OS: Windows Server 2019. mit cmk-agent-ctl help register. . gerhards. Yes I did use the” cmk-agent-ctl register command, after that I got this message. To register the agent, I ran: sudo cmk-agent-ctl register --hostname localhost --server localhost:8001 --site cmk --user cmkadmin That gives: > sudo cmk-agent-ctl status Version: 2. net -i STAR -P 'XXXXX' -U automation -H sys-vbr02 Apparently I’m too stupid to find the correct call for agent registration via REST API in any documentation. redacted. evilguy January 8, 2023, 7:53pm 3. This is a bug of the client cmk-agent-ctl. This morning all Windows Agents were suddenly no longer registered. 1. Das funktioniert. cmk-agent-ctl register --hostname localhost --server server:8000 --site mysite --user cmkadmin -vv. 1 Like. CMK version: 2. Rg, ChristianWindows installer ¶. If it is xinetd remove the. I am using the Raw edition of CheckMK for my (rather large) Hobbyist stuff. exe register --hostname xxx --server checkmk:8000 --site monitoring --user automation --… Hi, in the register-command use --server checkmk without the port, maybe there is a formatting problem with that. If it is xinetd remove the Xinetd config file for the Checkmk agent and just reinstall the agent package. The registration works. The client must set the version 0 for the CSRThe register command cmk-agent-ctl register often gets confused with the Agent update registration cmk-agent-update register, but these are two different registration types: one for TLS encryption and one for registering automatic updates (Agent Bakery, cee). com:443 -i cmk --user automation . Agent pairing; Read access to all hosts and foldersSince Checkmk version 2. socket systemctl status cmk-agent-ctl-daemon. Finally, in Bake agent packages, activate. to checkmk. 0p14 Agent socket: operational IP allowlist: 10. Welcome to the Checkmk User Guide. 0. 0p14 Agent socket: operational IP allowlist: 10. mschlenker (Mattias Schlenker) July 8, 2022, 8:12am 4. We strongly recommend to enable TLS by registering the host to the site (using the `cmk-agent-ctl register`. Contact an admin if you think this should be re-opened. The cmk-agent user was sucessfully created. 0p10 Agent socket: operational IP allowlist: any Connection: localhost:8001/cmk UUID: 186f71b9-8d6f-41c6-be44-bb1f7c23ae7b Local: Connection. 0. cre root@9529f647cd27:/# omd sites SITE VERSION COMMENTS cmk 2. As suggested in another post i read i checked:-that port 8000 is open-omd config show | grep AGENT_RECEIVER show port 8000It seams you use a Debian system. For this, I’m running following command on client # cmk-agent-ctl register --hostname `hostname -f` --server mon. e. deb. This one is listening at port 8000. If it is systemd please give us the output of systemctl --version. I was using 8101 so after i set this it worked perfectly. 1. WalterH (Walter Hofstädtler) May 30, 2022, 5:42pm 31. I created the folder manually and changed ownership, and now the registration. com--site FOO --user BAR --password FOO The new agents at 2. cmk-agent-ctl register -v -H HOSTNAME -P 'PASSWORD' -s SUBDOMAIN. service --now $ sudo systemctl restart check-mk-agent. Specify the correct port when calling the registration command. service cmk-agent-ctl-daemon. 0. Can you verify this? You can use the following command for this, "C:Program Files (x86)checkmkservicecmk-agent-ctl. Danach erfolgte die Registrierung und der Update Befehl. g. Dazu verwendet Checkmk teils eigene, teils bereits existierende Plugins. cmk-agent-ctl register --server cmkserver:443 --trust-cert --site cmksite --user username --password password --hostname monitoringhost On Debian 11 if got the following outputTo register the agent, I ran: sudo cmk-agent-ctl register --hostname localhost --server localhost:8001 --site cmk --user cmkadmin That gives: > sudo cmk-agent-ctl status Version: 2. Now you need to register the agnet for TLS handshake. I created the folder manually and changed ownership, and now the registration is working! ERROR [cmk_agent_ctl] Something seems wrong with the agent socket (/run/check-mk-agent. 1. 1. Welcome to Checkmk. I dont know why this folder could not be created during cmk agent installation from the cmk-agent-useradd. py script to the host to be monitored (both can be found at ~/share/check_mk/agents/plugins on the Checkmk server). 0. Become root. OS version: Ubuntu Server 22. 0:8282 --site cmk --user automation --password <RANDOMPASSWORD> Attempting to. I dont know why this folder could not be created during cmk agent installation from the cmk-agent-useradd. com:8000 --site itbetrieb --user automation --password xxxxxxxx --trust-cert -vv Version: 2. 0. Hello. mschlenker (Mattias Schlenker) July 8, 2022, 8:12am 4. NOTE: A registered host will refuse all unencrypted connections. Jun 17 10:57:15 nc systemd[1]: cmk-agent-ctl-daemon. I am trying to register an agent installed on a Windows Server 2019. domain. 1. 0. server --site Main --user cmkadmin --verbose erscheint folgendes: image 1902×257 114 KB. . 57. de:8000 --site mon --user admin. socket systemctl status cmk-agent-ctl-daemon. The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. OS version: TrueNAS SCALE 22. TLD -i SITE-NAME -U USERNAME. On Linux systems, the agent controller will be. example. 1 the monitoring data sent from the monitored host to the monitoring server is TLS encrypted and compressed by default. 0p10 Agent socket: operational IP allowlist: any Connection: localhost:8001/cmk UUID: 186f71b9-8d6f-41c6-be44-bb1f7c23ae7b Local: Connection. net -i STAR -P 'XXXXX' -U automation -H sys-vbr02It seams you use a Debian system. For more information try --help Command for registration. net -i STAR -P 'XXXXX' -U automation -H sys-vbr02The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. This is in preparation for the 2. Registration indeed is good. 0p20 Debian 11. service. Agent Registration (Pairing) for TLS Encryption. You can learn how to use the agent here. 0. 1. Going from one patch level to another one (like from p16 to p20) basically is: dpkg -i checkmk…new. 2 Delete all directories/files of the agent controller from the host. net -i STAR -P 'XXXXX' -U automation -H sys-vbr02Yes I did use the” cmk-agent-ctl register command, after that I got this message. The registration works. 8 KB But the monitoring is not able to query the host anymore: I can’t use the cmk-agent-ctl register command when my host resists on a slave site. hardware:~#] cmk-agent-ctl. Ob der Host dabei für den Pull-Modus (alle Editionen) oder den Push-Modus (nur Cloud Edition) konfiguriert ist, macht für die Befehlsbeispiele keinen Unterschied. 0. The cmk-agent user was sucessfully created. We’ll come back to you to ask for. I installed the CheckMK Agent on a TrueNAS SCALE host. 1 sec. The registration against the corresponding slaves works fine and I can see with cmk-agent-ctl status, that the host is registered and in pull-mode now: image 843×285 37. Thanks for your responses! @cyr0nk0r I rebaked the Agent using HTTP only and got rid of the. Ultimately, Checkmk was showing the agents were not registered because they were not in fact registered. g. state. If I try to register it with the command: cmk-agent-ctl register --detect-proxy --hostname FOO --server bla. 488899 +01:00] INFO [cmk_agent_ctl] srcmain. 2. You have three options here: Make the REST API call work. root@mgmonitor02:~# cmk-agent-ctl register --hostname MGMonitor --server localhost --site sitename --user omd --password omd ERROR [cmk_agent_ctl] Failed to discover agent receiver port from Checkmk REST API, both with and c3rberus (MD) December 17, 2021, 4:52am 3. exe register --trust-cert -vv” command: [2023-02-10 12:54:18. 0 onwards), you have to add the following rights (internal name "general. OS: linux. OK, please also stop cmk-agent-ctl-daemon. 1. Segmentation fault (core dumped) The same result also with the all needed parameters for the registration. Agent Registration (Pairing) for TLS Encryption. For Debian remove the cmk-agent and purge the configuration, than reinstall the agent, this purges the xinetd configuration. 4. For Debian remove the cmk-agent and purge the configuration, than reinstall the agent, this purges the xinetd configuration. service: Scheduled restart job, restart counter is at 2. system (system) Closed October 17, 2023, 5:42am. Jun 17 10:57:15 nc systemd[1]: cmk-agent-ctl-daemon. exe register --trust-cert -vv” command: [2023-02-10 12:54:18. 4. omd su mysite. 1. Ultimately, Checkmk was showing the agents were not registered because they were not in fact registered. Segmentation fault (core dumped) The same result also with the all needed parameters for the registration. Jun 17 10:57:15 nc systemd[1]: cmk-agent-ctl-daemon. cmk-agent-ctl register --hostname 1. Here is a fix that worked for me, in case anyone else runs into this. Auto-confirmation for cmk-agent-ctl register command? General. socket systemctl status cmk-agent-ctl-daemon. cfg. no login shell, and is used only for data transfer. Even with custom checks. DOMAIN. 4. Hi @P. 0/26. DOMAIN. service should work as expected. Upon first try, “cmk-agent-ctl register. In case it is left out, the agent controller tries to query the port from the REST API. 2. But before we start with the actual. 1. Agent Controller is not running, no config files can be found in the systemd directory and within xinetd. On a related note, I’ve been following the beginner’s guide on setting up Checkmk and found that registering the Checkmk Agent for monitoring the monitoring server itself not working. C:ProgramDatacheckmkagentconfigcasall_certs. consorzioburana. If it is xinetd remove the. I get this with no port, or port 800 and 8001. Das wurde erst mit b3 geändert, gilt aber nur für die erste Installation. service then restart xinitd and tell me about the output of ss -tulpn | grep 6556. On a related note, I’ve been following the beginner’s guide on setting up Checkmk and found that registering the Checkmk Agent for monitoring the monitoring server itself not working. 0p20 Debian 11 Hi everyone, below is the output of the “cmk-agent-ctl. Please provide me with the output of: systemctl status check-mk-agent. When I try to register the agent on the host system with: cmk-agent-ctl register --hostname some_hostname --server 127. Now you need to register the agnet for TLS handshake. 2. For Debian remove the cmk-agent and purge the configuration, than reinstall the agent, this purges the xinetd configuration. Whether the host is configured for the pull mode (all editions) or the push mode (only the Cloud Edition) makes no difference for the command examples. CMK version: 2. deb The monitored system is in a local network and have. I get a return with value: 16 The web test connection has a successfull ping but the agent.