CheckMK RAW try to use vCenter credentials to connect a windows agent

Troubleshooting
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1

CMK version: 2.1.0
OS version: Ubuntu 22.04

Error message: Agent exited with code 1: HTTPSConnectionPool(host=‘orvosilo-win’, port=443): Max retries exceeded with url: /sdk (Caused by NewConnectionError(’<urllib3.connection.HTTPSConnection object at 0x7f7a07ac6730>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution’))

Output of “cmk --debug -vvn hostname”:
OMD[monitoring]:~$ cmk --debug -vvn orvosilo-win
Checkmk version 2.1.0
Try license usage history update.
Trying to acquire lock on /omd/sites/monitoring/var/check_mk/license_usage/next_run
Got lock on /omd/sites/monitoring/var/check_mk/license_usage/next_run
Trying to acquire lock on /omd/sites/monitoring/var/check_mk/license_usage/history.json
Got lock on /omd/sites/monitoring/var/check_mk/license_usage/history.json
Next run time has not been reached yet. Abort.
Releasing lock on /omd/sites/monitoring/var/check_mk/license_usage/history.json
Released lock on /omd/sites/monitoring/var/check_mk/license_usage/history.json
Releasing lock on /omd/sites/monitoring/var/check_mk/license_usage/next_run
Released lock on /omd/sites/monitoring/var/check_mk/license_usage/next_run

  • FETCHING DATA
    Source: SourceType.HOST/FetcherType.PROGRAM
    [cpu_tracking] Start [7fd55d5387c0]
    [ProgramFetcher] Fetch with cache settings: DefaultAgentFileCache(orvosilo-win, base_path=/omd/sites/monitoring/tmp/check_mk/data_source_cache/special_vsphere, max_age=MaxAge(checking=0, discovery=120, inventory=120), disabled=False, use_outdated=False, simulation=False)
    Not using cache (Does not exist)
    [ProgramFetcher] Execute data source
    Calling: /omd/sites/monitoring/share/check_mk/agents/special/agent_vsphere ‘-p’ ‘443’ ‘-u’ ‘*******@vsphere.local’ ‘-s=*****’ ‘-i’ ‘hostsystem,virtualmachine,datastore,counters’ ‘-P’ ‘–spaces’ ‘underscore’ ‘orvosilo-win’
    [cpu_tracking] Stop [7fd55d5387c0 - Snapshot(process=posix.times_result(user=0.0, system=0.010000000000000009, children_user=0.26, children_system=0.02, elapsed=0.30000000074505806))]
    Source: SourceType.HOST/FetcherType.PIGGYBACK
    [cpu_tracking] Start [7fd55d538130]
    [PiggybackFetcher] Fetch with cache settings: NoCache(orvosilo-win, base_path=/omd/sites/monitoring/tmp/check_mk/data_source_cache/piggyback, max_age=MaxAge(checking=0, discovery=120, inventory=120), disabled=True, use_outdated=False, simulation=False)
    Not using cache (Cache usage disabled)
    [PiggybackFetcher] Execute data source
    No piggyback files for ‘orvosilo-win’. Skip processing.
    No piggyback files for ‘x.y.z.78’. Skip processing.
    Not using cache (Cache usage disabled)
    [cpu_tracking] Stop [7fd55d538130 - Snapshot(process=posix.times_result(user=0.0, system=0.0, children_user=0.0, children_system=0.0, elapsed=0.0))]
  • PARSE FETCHER RESULTS
    Source: SourceType.HOST/FetcherType.PROGRAM
    → Not adding sections: Agent exited with code 1: HTTPSConnectionPool(host=‘orvosilo-win’, port=443): Max retries exceeded with url: /sdk (Caused by NewConnectionError(’<urllib3.connection.HTTPSConnection object at 0x7f801a77b310>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution’))
    Source: SourceType.HOST/FetcherType.PIGGYBACK
    No persisted sections
    → Add sections: []
    Received no piggyback data
    Received no piggyback data
    [cpu_tracking] Start [7fd55d538430]
    value store: synchronizing
    Trying to acquire lock on /omd/sites/monitoring/tmp/check_mk/counters/orvosilo-win
    Got lock on /omd/sites/monitoring/tmp/check_mk/counters/orvosilo-win
    value store: loading from disk
    Releasing lock on /omd/sites/monitoring/tmp/check_mk/counters/orvosilo-win
    Released lock on /omd/sites/monitoring/tmp/check_mk/counters/orvosilo-win
    No piggyback files for ‘orvosilo-win’. Skip processing.
    No piggyback files for ‘x.y.z.78’. Skip processing.
    [cpu_tracking] Stop [7fd55d538430 - Snapshot(process=posix.times_result(user=0.010000000000000009, system=0.0, children_user=0.0, children_system=0.0, elapsed=0.009999997913837433))]
    [special_vsphere] Agent exited with code 1: HTTPSConnectionPool(host=‘orvosilo-win’, port=443): Max retries exceeded with url: /sdk (Caused by NewConnectionError(’<urllib3.connection.HTTPSConnection object at 0x7f801a77b310>: Failed to establish a new connection: [Errno -3] Temporary failure in name resolution’))(!!), execution time 0.3 sec | execution_time=0.310 user_time=0.010 system_time=0.010 children_user_time=0.260 children_system_time=0.020 cmk_time_ds=0.010 cmk_time_agent=0.000
    OMD[monitoring]:~$

As soon an I delete the vcenter credential, it starts working while the vcenter monitoring stops.

2

Hallo,
often this is caused by missing or wrong rules.
The special agent for vsphere should have a rule based on tags or should be configured by adding the hostname of the vpshere center.
Ralf

2 Likes
3

You’re right, now it works. Thank you!

4

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