check_synology.php

Category: nagios

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Nagios Plugin to check a Synology NAS over SNMP

You need to install php-snmp

If you find a bug or have a request, write me.

Examples - check_synology.php

Changelog - check_synology.php

Pictures - check_synology.php

Download Version 1.20220329

Usage:	/usr/bin/php check_synology.php -H [Synology NAS] -P [snmp_version] -m [mode]( -n [number] ( -t [test] -l [data] -w [Warning] -c [Critical] -d (debug) -V (snmp debug) )
snmp_version 2	-C [community string] (default -C public)
-3	-u [user] -p [password] -a [auth. prot. (MD5/SHA] ( -x [priv. proto. (DES/AES)] -X [priv. password])
-m mode	system cpu memory disk raid service ups network uptime disksmart ()(info: https://kb.synology.com/de-de/DSM/tutorial/How_to_diagnose_drives_health_status_when_receiving_bad_sector_warning) io (only snmp debug) spaceio (only snmp debug) flashcache (only snmp debug) iscsilun (only snmp debug) ebox (only snmp debug) ha (only snmp debug) gpuinfo (only snmp debug) () - disksmart is warning if smart id 5 is greater or equal warning parameter or critical it is greater or equal critical parameter - warning if smart id 1 is greater 0 (only Samsung and WD) - warning if smart id 5 and 197 and 198 are greater 0
-n number	disk/raid/network
-t test	temperatur (system/disk) update (system) status (system/disk/raid/ups) usage (raid/cpu/memory/ups/network) CIFS, AFP, NFS, FTP, SFTP, HTTP/HTTPS, TELNET, SSH, OTHER (Services)
-l data	F=Fahrenheit or C=Celsius (default) T=Terrabyte or G=Gigabyte (default)

Example Critical and Warning	(temperatur, update, status and services (CIDS, AFP ...):
-w 10 -c 20	= warning > 10 and critical > 20
-w ~20 -c ~10	= warning < 20 and critical < 10
-c @10:20	= critical ≥ 10 and ≤ 20, (inside the range of {10 .. 20})
-c 10:20	= critical < 10 or > 20, (outside the range of {10 .. 20})
-w 10:20 -c 5:25	= warning < 10 or > 20, (outside the range of {10 .. 20}) and critical < 5 or > 25,(outside the range of {5 .. 25})

Example Critical and Warning	procent (Usage)
-w 80 -c 90	= warning > 80% and critical > 90% (raid, cpu, memory)
-w ~50 -c ~25	= warning < 50% and critical < 25% (ups)

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