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May 11, 2024 11:32
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Backup script for Hubitat Elevation that runs on Synology NAS
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#!/bin/bash | |
#https://gist.github.com/howellcc/70f5c45a9902f9a3fe4e566ceedf1bca | |
#This is a backup script that I'm running on my Synology NAS to back up my Hubitat Elevation. | |
he_login=[Hubitat Username] | |
he_passwd=[Hubitat Password] | |
he_ipaddr=[Hubitat IP Address] | |
backupdir='[Backup Location]' #no trailing space | |
hubname='Hubitat' #in case you have multiple hubs | |
versionsToKeep=60 | |
#fix a silly off by 1 error | |
((versionsToKeep=versionsToKeep+1)) | |
cookiefilename='cookiefile.txt' | |
cookiefile=$backupdir/$cookiefilename | |
backupfilename=${hubname}_$(date +%Y-%m-%d-%H%M).lzf | |
curl -k -c $cookiefile -d username=$he_login -d password=$he_passwd https://$he_ipaddr/login | |
curl -k -sb $cookiefile https://$he_ipaddr/hub2/localBackups \ | |
| jq '.[-1].path' \ | |
| sed -e 's/.*dbBackup\///' -e s/\"// \ | |
| xargs -I @ curl -k -sb $cookiefile https://$he_ipaddr/hub//backupDB?fileName=@ -o $backupdir/$backupfilename \ | |
|| exit 1 | |
#for some reason these end up with 777 permissions | |
chmod 440 $backupdir/$backupfilename | |
#Delete all but the most recent X backups | |
ls -tp /volume1/ImmutableBackups/Hubitat/*.lzf | grep -v '/$' | tail -n +$versionsToKeep | xargs -I {} rm -- {} | |
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Yeah... my cron job started reporting errors when it ran out of backups to delete. Otherwise I may have never found out. If/When I get some time, there will likely be a future iteration that includes notification should backup retrieval fail. Though that may require re-writing it in python.