SNClient

Read more at: https://omd.consol.de/blog/2026/05/22/snclient-0.43-was-released/

Changes:

- *DEPRECATION NOTICE* linux agent runs now as unprivileged snclient user
- update node exporter to 1.11.1
- update windows exporter to 0.31.6
- use linux capabilities for check_omd
- update golang build chain to 1.26.3
- make listener errors fatal during startup
- check_tcp: make hostname mandatory
- check_tcp: critical defaults to 10s
- check_tcp: add time performance data
- check_http: add certificate checks and redirect support
- add /api/v1/admin/log/level rest endpoint to change log level
- add /api/v1/admin/log/file rest endpoint to retrieve log file
- check_ssh: add new check_ssh to test ssh server

DEPRECATION NOTICE the next release will switch the linux rpm/deb/alpine packages to an unprivileged snclient user instead of starting as root.

Changes:

- change minimum golang requirement to 1.25.7
- check_drive_io: add new check for drive io
- check_swap_io: add new check for swap io
- check_drivesize: ignore drive not found errors if empty-state is set (#315)
- check_drivesize: add support to check windows network shares (#318)
- check_cpu add idle time (#308)
- check_cpu add procs-to-show option to show 10 N processes
- check_memory: add procs-to-show option to show 10 N processes sorted by memory usage
- check_load: add show-args options when using procs-to-show to show the executable along with its arguments
- add today/thisweek/thismonth/... filter (#324)
- fix showing procs-to-show via rest api
- check_tasksched: fix returning unknown error codes
- chore: update dependencies

Changes:

- fix windows disk/mount checks showing only the first drive