mybin

my ~/bin
git clone https://a3nm.net/git/mybin/
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df-alert (743B)

      1 #!/bin/bash
      2 
      3 EMAIL=${1:-a3nm@localhost}
      4 THRESHOLD=${2:-97}
      5 
      6 function do_check() {
      7   CURRENT=$(df "$1" | grep / | awk '{ print $5}' | sed 's/%//g')
      8   
      9   if [ "$CURRENT" -gt "$THRESHOLD" ] ; then
     10     mail -s "[df-alert] `hostname`:$1 using $CURRENT%" "$EMAIL" << EOF
     11 df-alert notification: `hostname`:$1 uses $CURRENT%
     12 EOF
     13   fi
     14 }
     15 
     16 do_check '/'
     17 do_check '/home'
     18 
     19 # encrypted partition on raspberry pi
     20 if [ -d /data ]
     21 then
     22   do_check '/data'
     23 fi
     24 
     25 # other disks
     26 df -t ext4 | awk '{print $6}' | grep '^/mnt' | while read l
     27 do
     28   NAME=$(echo "$l" | rev | cut -d '/' -f1 | rev)
     29   # do not watch disk space on disks that are only used for backups
     30   if ! grep -q "$NAME" "$HOME/config/private/disks_backup" > /dev/null
     31   then
     32     do_check "$l"
     33   fi
     34 done
     35