Add zfs-scrub

templates/zfs-scrub.sh.j2

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+# https://serverfault.com/questions/538978/how-to-run-a-command-once-a-zfs-scrub-completes
+set -euo pipefail
+
+curl -m 10 --retry 5 {{ host.data.zfs_healthchecks }}/start
+zpool scrub local
+# wait until scrub is finished
+while zpool status local | grep -q 'scan:  *scrub in progress'; do
+  zpool status local
+  sleep 600
+done
+
+zpool status local
+
+# Get stdout from journalctl
+LOG=$(journalctl -o cat -r -u zfs-scrub.service -n 100)
+curl -fsS -m 10 --retry 5 --data-raw "$LOG" {{ host.data.zfs_healthchecks }}
+exit 0