Home Assistant

Send VPS statistics to HA

Update token ($apitoken), address ($apiaddr) and disk device ($disk)

#!/bin/bash

apitoken="xxxxxx"
apiaddr="https://ha.myhome:8123/api/states/"
apiheaders=" -H \"Authorization: Bearer $apitoken\" -H \"Content-Type: application/json\" "
apihost=`hostname|sed "s/\./_/g"`
apiurl="sensor.$apihost"

disk="/dev/vda"

srvuptime=`uptime -p`
srvmem=`free -m |grep "Mem"|awk '{print ($4+$7)"M"}'`
srvprocs=`ps -ef|wc -l`
diskuse=`df -h $disk |grep "/$"|awk '{print $5}'`
diskio=`df -ih $disk |grep "/$"|awk '{print $5}'`
netcons=`netstat -ant|grep ESTA|wc -l`
mailqu=`/usr/sbin/exim -bpc`

srvtmp=`cat /proc/loadavg`
read -r -a srvla <<< "$srvtmp"

apidata=" -d '{\"state\":\"$srvuptime\", \"attributes\": {\"friendly_name\":\"$apihost\",\"uptime\":\"$srvuptime\",\"freemem\":\"$srvmem\",\"load\":${srvla[0]},\"procs\":$srvprocs,\"disk_use_$disk\":\"$diskuse\",\"disk_io_use_$disk\":\"$diskio\",\"connections\":$netcons,\"mail_queue\":$mailqu}}'"

bash -c "curl $apiaddr$apiurl $apiheaders -X POST $apidata -k"