roles/linux-zfs/templates/zpool-scrub.sh.j2

   1 #!/bin/bash
   2 # /usr/local/sbin/backup-script-wrapper
   3 # ---
   4 #  {{ ansible_managed }}
   5 # ---
   6
   7 NAME=$(basename "$0")
   8
   9 pools=$(zpool list -H | cut -f1)
  10 if [ $? -ne 0 ]; then
  11         echo "$NAME: Failed to list ZFS pools, aborting!"
  12         exit 1
  13 fi
  14 if [ -z "$pools" ]; then
  15         # No pools found, nothing to do, ok.
  16         exit 0
  17 fi
  18
  19 wait_for_scrub_done() {
  20         while true; do
  21                 zpool status "$1" 2>/dev/null | fgrep 'scrub in progress' >/dev/null
  22                 [ $? -eq 0 ] || return 0
  23                 sleep 60
  24         done
  25 }
  26
  27 echo "Scrubbing ZFS storage pools on $(hostname -f):"
  28 echo
  29
  30 zpool list
  31 echo
  32
  33 for pool in $pools; do
  34         echo "Scrubbing ZFS storage pool \"$pool\" ..."
  35         echo -n "Started: "; date
  36         zpool scrub "$pool"
  37         if [ $? -eq 0 ]; then
  38                 wait_for_scrub_done "$pool"
  39                 echo -n "Done: "; date
  40         else
  41                 echo "Failed to start scrubbing!?"
  42                 zpool scrub -s "$pool" >/dev/null 2>&1
  43                 sleep 5
  44         fi
  45         echo
  46 done
  47
  48 # Show status of ZFS storage pools
  49 zpool status