cmk-agent-ctl register. rs:14: starting [2023-02-10 12:54:18. cmk-agent-ctl register

 
rs:14: starting [2023-02-10 12:54:18cmk-agent-ctl register  If you want to use the agent in legacy mode, you need to disable cmk-agent-ctl in bakery rules

So if you make any changes to the config file then you need to reload configuration or restart the agent. exe register --trust-cert --hostname mein. 1 sec. Please provide me with the output of:. The controller is executed under the cmk-agent user, which has limited privileges, e. In your case doing proxy. " Jun 17 10:57:15 nc systemd[1]: cmk-agent-ctl-daemon. example. deb Now the cmk-agent-ctl-daemon. 1. I should have mentioned I have a network device sitting in-between which is presenting a different certificate (the wildcard cert signed by a public CA) and I haven’t changed any CA settings outside the web UI. cmk-agent-ctl register --hostname myhost --server checkmk. 1. 488899 +01:00] INFO [cmk_agent_ctl] srcmain. socket'. 0 Agent socket: inoperational (!!) IP allowlist: anyyour solution does not work it does not allow me to automatically register my agent after its installation Capture d'écran 2023-09-28 120008 1443×60 18 KB aeckstein (Andre Eckstein) September 29, 2023, 2:38pmCMK version: 2. You can learn how to use the agent here. rs:14: starting [2023-02-10 12:54:18. , I had to put the public hostname). 0b4_0 raw OS: Ubuntu 20. Specify the correct port when calling the registration command. 1 agent. 02. 1. scheint mir noch nicht ganz ausgereift. TLD -i SITE-NAME -U USERNAME This worked perfectly fine in CMK 2. 6 Likes. Bis einschließlich b2 war es so, dass der cmk-agent-ctl NICHT am Socket lauscht, solange er nicht für die TLS Verbindung registriert ist. 0. OK, let’s figure out who is doing what. As suggested in another post i read i checked:-that port 8000 is open-omd config show | grep AGENT_RECEIVER show port 8000Description: Proxmox VE. gawainsr2 August 15, 2022, 5:52pm 1. 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. 2 system. mydomain. But the agent controller now periodically reads its config to check whether it is in pull or push mode – so it might take up to three minutes until SSL works after a registration. 0-1_all. 0 did not yet use TLS, so port 8000 didn’t need to be exposed back then. cmk-update-agent register -v -H COMPUTERNAME -U register -S xxxxxxxxxxxxxxxxx. 1. CMK 2. 0 Zeiten registriert) Registrierung über den Servernamen “checkmk” meines CheckMK Servers und der Instanz “lexx”. 0 did not yet use TLS, so port 8000 didn’t need to be exposed back then. ). This can be problematic if you are monitoring the same host from a site running Checkmk version 2. $ cmk-update-agent register $ cmk-agent-ctl register. exe greift auf ihn zu. to switch your agent into SSL mode (and not legacy mode), but that’s a different subject. TLD -i SITE-NAME -U USERNAME. Register. 0, that will not be possible. 0p27 OS version: Ubuntu 20. Rg, ChristianWindows installer ¶. , I had to put the public hostname). TLD -i SITE-NAME -U USERNAME. Welcome to Checkmk. 6 Likes. C:\ProgramData\checkmk\agent\config\cas\all_certs. 0p15. p16 OS version: RH8,Windows Server 2019 Error message: I can’t use the cmk-agent-ctl. In any of these cases I can replace localhost with the actual hostname as well and the results don’t change (they’re identical). 1. Bei der Registrierung der Agents ergibt sich bei beiden Server folgender Fehler: <HOST>:~ # cmk-agent-ctl register --hostname <HOSTNAME> --server 192. I dont know why this folder could not be created during cmk agent installation from the cmk-agent-useradd. The systemd is version 246. Checkmk Enterprise Edition 2. sh script. To register a host, users need the following permissions: Agent pairing. If it is xinetd remove the. it --server 192. The controller is executed under the cmk-agent user, which has limited privileges, e. Hi everyone, below is the output of the “cmk-agent-ctl. Could you please check who is claiming port 6556?. So if you make any changes to the config file then you need to reload configuration or restart the agent. 0-1_all. This topic was automatically closed 365 days after the last reply. 7 I have problem since the connection to the cmk server has to be ssl encrypted. This might be a bug. Yes, it might seem weird. This morning all Windows Agents were suddenly no longer registered. I am trying to register an agent installed on a Windows Server 2019. 2 system. 40. 1. In your case doing proxy. net -i STAR -P 'XXXXX' -U automation -H sys-vbr02Apparently I’m too stupid to find the correct call for agent registration via REST API in any documentation. this is initiated by the cloud host contacting CMK server behind our office. rs:14: st… As mentioned in another thread, you actually ran into a newly implemented CSR version check that’s. But if cmk-agent-ctl cannot be started, access fails. cmk-update-agent –v. com:8000/cmk. 0 2. when i executing the command remotely via powershell i’m. 75:8000 --site robot --user cmkadmin --password password -vv. exe – register --trust-cert’ USAGE: cmk-agent-ctl. exe' register -s checkmk. 0. XXX. Now the cmk-agent-ctl-daemon. apt remove --purge check-mk-agent dpkg -i check-mk-agent_2. , I had to put the public hostname). The port can either be included in the server name argument ( -s ), or it can be left out. service: Scheduled restart job, restart counter is at 2. But if cmk-agent-ctl cannot be started, access fails. 1. 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. I’m running 2. com. 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. During registration, the agent controller (cmk-agent-ctl) queries the port on which the agent receiver is listening from the Checkmk REST API, unless the port has been explicitly provided on the command line. Please provide me with the output of: systemctl status check-mk-agent. Die entsprechenden Optionen können Sie sich beim Aufruf von cmk-update-agent register --help anzeigen lassen. For example, the registration crashed with "500 Internal Server Error" for users without the permission "Write access to all hosts and folders". gerhards. This port can be found out via omd config > Basics > AGENT_RECEIVER_PORT Of course, this port has to be exposed for the. 04. system (system) Closed October 17, 2023, 5:42am. to checkmk. apt remove --purge check-mk-agent dpkg -i check-mk-agent_2. example. Or if you have a specific role for a admin user, go to: Roles & permissions and see this permissions. This worked perfectly fine in CMK 2. The added executable is called cmk-agent-ctl. com:8000 --site itbetrieb --user automation --password xxxxxxxx --trust-cert -vv Version: 2. Since the machine you’re trying to monitor is still 2. With that flag added the machine registers just fine. Contact an admin if you think this should be re-opened. exe register --trust-cert -vv” command: [2023-02-10 12:54:18. This worked perfectly fine in CMK 2. in the host run the register checkmk agent. You can display command help with cmk-agent-ctl help, also for specific available subcommands, with cmk-agent-ctl help register for example. ss -tulpn | grep 6556 tcp LISTEN 0 4096 *:6556 : users:((“cmk-agent-ctl”,pid=425,fd=9)) On the. g. 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. 0p6. OS version: Ubuntu Server 22. 0. 0p9. exe register --hostname HOST --server SERVER: 8001 --site SITE --user USER. 2. 0p10 Agent socket: operational IP allowlist: any Connection: localhost:8001/cmk UUID: 186f71b9-8d6f-41c6-be44-bb1f7c23ae7b Local: Connection. deb Now the cmk-agent-ctl-daemon. cfg file, the registration information of the agent controller stays behind on uninstallation. XXX. 0p17. The Windows agent. Please provide me with the output of: systemctl status check-mk-agent. TLD -i SITE-NAME -U USERNAME. Glaube das forum war gerade weg aber um deine Fragen zu beantworten: “C:Program Files (x86)checkmkservicecmk-agent-ctl. 0 did not yet use TLS, so port 8000 didn’t need to be exposed back then. 2 Delete all directories/files of the agent controller from the host. What I already tried: I tried only listening on ports 80 and 443 for caddy, with{"serverDuration": 18, "requestCorrelationId": "a42ce0e7c5a94b2c8eb93184953f1289"} Checkmk Knowledge Base {"serverDuration": 18, "requestCorrelationId. deb Now the cmk-agent-ctl-daemon. Hello. no login shell, and is used only for data transfer. rs:29: No connection could be made because the target. OS: Windows Server 2019. It has to be a check_mk user, try with cmkadmin. Ausgabe ist: Local: Hier scheint alles ok zu seine, nur taucht der Host im. B. THaeber • 5 mo. 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. to checkmk. Specify the correct port when calling the registration command. (We used cmk-agent-ctl proxy-register → deploy json to host → cmk-agent-ctl import . Create MSI file for windows 2019 server. Now you need to register the agnet for TLS handshake. Thanks for having a look. exe register --hostname xxx --server checkmk:8000 --site monitoring --user automation --password xxx That seemed to have worked great thanks “jwiederh”. The registration works. rs:14: starting [2023-02-10 12:54:18. 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. 0) master 1. I’m running 2. hinbekommen habe ich es nicht. I had to add the checkmk user again. rs:41: Loaded config from. ╰─$ sudo cmk-agent-ctl status Version: 2. 0/26. 1. Einen auf den Server auf der Docker Service läuft (OpenSuse Tumbleweed), sowie einen Windows Server 2016. 7. 0p10 Agent socket: operational IP allowlist: any Connection: localhost:8001/cmk UUID: 186f71b9-8d6f-41c6-be44-bb1f7c23ae7b Local: Connection. The controller is executed under the cmk-agent user, which has limited privileges, e. Der für die verschlüsselte Kommunikation mit dem Checkmk-Server zuständige Agent Controller cmk-agent-ctl. 0p9. Ping works, Agent reports Communication Failed: timed out. apt remove --purge check-mk-agent dpkg -i check-mk-agent_2. 2 release. Troubleshooting. 0. Please provide me with the output of: systemctl status check-mk-agent. The hostname “localhost” was wrong. 0 or earlier. 0 did not yet use TLS, so port 8000 didn’t need to be exposed back then. Danach erfolgte die Registrierung und der Update Befehl. Welcome to the Checkmk User Guide. Hi everyone, below is the output of the “cmk-agent-ctl. Now you need to register the agnet for TLS handshake. exe” ^. Fixed that with create a new User “automation” and created the file automation. 2. no login shell, and is used only for data transfer. Jun 17 10:57:15 nc systemd[1]: cmk-agent-ctl-daemon. it --server 192. cmk -N myserver123 ). de:8000 --site mon --user admin. socket (failed failed) so I stopped and disabled them, then did systemctl daemon-reload and systemctl. The user used for registering has admin privileges at checkmk and is able to see the global setting at the webui. 2. cmk-agent-ctl register --hostname localhost --server server:8000 --site mysite --user cmkadmin -vv. The challenge is registering an agent, i. Monitoring Windows - The new agent for Windows in detail. 1. It would be good if after you run the cmk-agent-ctl register you get a positive validation in the command output like OK or Registered! thanks for your support. Dann hast du die Herangehensweise schon gefunden, wenn man die Zertifikate noch nicht im Griff hat. All commands to be executed on the host to be monitored. Now you need to register the agnet for TLS handshake. , I had to put the public hostname). I dont know why this folder could not be created during cmk agent installation from the cmk-agent-useradd. CMK version: 2. 1. root@kerneltalks # service xinetd reload. This query is attempted both with and both queries fail, the controller aborts, otherwise, the result of the first sucessful query is. You can learn how to use the agent here. Checkmk. Explcit host: xxx. en. Jun 17 10:57:15 nc systemd[1]: cmk-agent-ctl-daemon. 2 system. 0p15. 0p24 to 2. net:8000--site cmk –user automation --password MYTOKEN sudo reboot (To verify it continues to work post-reboot) andreas-doehler (Andreas) August 15, 2022, 7:25pm 6. You can learn how to use the agent here. If you want to use the agent in legacy mode, you need to disable cmk-agent-ctl in bakery rules. I’m using CMK 2. Use the cmk-agent-ctl register command to register. The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. Here is a fix that worked for me, in case anyone else runs into this. 5. I created the folder manually and changed ownership, and now the registration. 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. 1. Added new host in CMK. Deutsch. 0p10 Agent socket: operational IP allowlist: any Connection: localhost:8001/cmk UUID: 186f71b9-8d6f-41c6-be44-bb1f7c23ae7b Local: Connection. service should work as expected. 0 (Blue Onyx) [root@CHECKMK services]# cmk-agent-ctl. 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. This port can be found out via omd config > Basics > AGENT_RECEIVER_PORT Of course, this port has to be exposed for the. You have three options here: Make the REST API call work. omd su mysite. sh script. We strongly recommend to enable TLS by registering the host to the site (using the `cmk-agent-ctl register` command on the monitored host). It seams you use a Debian system. In order to register at a Checkmk site, the agent controller ( cmk-agent-ctl) needs to know, among others, the name of the server where the site is running and a. slice (loaded active) and check_mk. 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. If it is systemd please give us the output of systemctl --version. cd /etc sudo rm -r check_mk cd /var/lib sudo rm -r check_mk_agent sudo rm -r cmk-agent cd /usr/lib sudo rm -r check_mk_agent sudo systemctl daemon-reload. CMK 2. Hi everyone, below is the output of the “cmk-agent-ctl. The cmk-agent user is created during the installation of the agent. Created symlink /etc/systemd/system/sockets. 0. Unfortunately, the problem remains: C:WINDOWSsystem32>"C:Program Files (x86)checkmkservicecmk-agent-ctl. I installed the CheckMK Agent on a TrueNAS SCALE host. 0. consorzioburana. agent_pairing") to their role. Release notes. 1. This is the reason: (sorry, article is currently in translation)You can display command help with cmk-agent-ctl help, also for specific available subcommands, with cmk-agent-ctl help register for example. Checkmk. 0. Der Benutzer cmk-agent wird während der Installation des Agentenpakets. But if cmk-agent-ctl cannot be started, access fails. 0 or earlier. 0-1_all. 04. You’ll also need to do something like cmk-agent-ctl register. When I try to register the agent on the host system with: cmk-agent-ctl register --hostname some_hostname --server 127. If the host is monitored by multiple sites, you must register to all of them. CMK version: 2. Anyhow when registering the usual way as I did it. Output of “cmk --debug -vvn hostname”: (If it is a problem with checks or plugins) sudo: cmk: command not found. 1 does not exist. The controller is executed under the cmk-agent user, which has limited privileges, e. 1 server? You have to run the cmk-agent-ctl on the machine running the agent, not from the server. The agent control use the port 8000 for communication. Tested turning off firewall on 2019. 1 Like. 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. The agent control use the port 8000 for communication. In your case doing proxy. 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. Using previous settings from /etc/cmk-update-agent. p3 OS version: CentOS 8. 0. 1. 16-150300. 1. cmk-agent-ctl register -v -H HOSTNAME -P 'PASSWORD' -s SUBDOMAIN. This might be a bug. gerhards. local:8000 -s checkmk. Upon first try, “cmk-agent-ctl register. I think the docs aren’t clear on what should be done if ss -tulpn | grep 6556 shows that systemd or xinetd are listening on 6556 instead of cmk-agent-ctl, and what one should do to have cmk-agent-ctl working. However if I (faulty) try to register the host to my MAIN site first and THEN register to my slave site it works…The --hostname option of the register command refers to the host to be registered. g. Nun hast Du 2 Möglichkeiten: Entweder den controller für TLS registrieren (cmk-agent-ctl register -h für die Hilfe) oderCheckmk Enterprise Edition 2. 1 and the site to 2. Now you need to register the agnet for TLS handshake. Bei der Registrierung der Agents ergibt sich bei beiden Server folgender Fehler: <HOST>:~ # cmk-agent-ctl register --hostname <HOSTNAME> --server 192. CMK Version: CRE 2. The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. The folder /var/lib/cmk-agent was missing on my SUSE Linux Enterprise Micro 5. 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. 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. Install the suitable Checkmk agent on the server you want to monitor and add the server as a host in Checkmk. This was not expected as I created rules in “Agent controller” {'agent_ctl_enabled': True}. 1. 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. From its very beginning, monitoring Windows servers has been one of the most important tasks performed by Checkmk. Upon first try, “cmk-agent-ctl register. 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”). Dazu verwendet Checkmk teils eigene, teils bereits existierende Plugins. Hello. C:\Program Files (x86)\checkmk\service>cmk-agent-ctl. Username: xxxxx@pve. For Debian remove the cmk-agent and purge the configuration, than reinstall the agent, this purges the xinetd configuration. service then restart xinitd and tell me about the output of ss -tulpn | grep 6556. : checkmk:~# systemctl status cmk-agent-ctl-daemon. local:8000 -s checkmk. 1But if cmk-agent-ctl cannot be started, access fails. no login shell, and is used only for data transfer. When you have done all this, install the agent again and it will work properly. agent_pairing”) to his/her role. 0b4_0. 1. service systemctl disable check-mk-agent. From here click Create new host. 0p6. 1. 514. WalterH (Walter Hofstädtler) May 30, 2022, 5:42pm 31. We strongly recommend to enable TLS by registering the host to the site (using the cmk-agent-ctl register command on the monitored host). Sie können sich mit cmk-agent-ctl help die Kommandohilfe anzeigen lassen, auch spezifisch für die verfügbaren Subkommandos, z. Checkmk Server: Checkmk version: 2. 0p17. 0. 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. This topic was automatically closed 365 days after the last reply. 0.