cmd/zed/zed.d/trim_finish-notify.sh

   1 #!/bin/sh
   2 # shellcheck disable=SC2154
   3 #
   4 # Send notification in response to a TRIM_FINISH. The event
   5 # will be received for each vdev in the pool which was trimmed.
   6 #
   7 # Exit codes:
   8 #   0: notification sent
   9 #   1: notification failed
  10 #   2: notification not configured
  11 #   9: internal error
  12
  13 [ -f "${ZED_ZEDLET_DIR}/zed.rc" ] && . "${ZED_ZEDLET_DIR}/zed.rc"
  14 . "${ZED_ZEDLET_DIR}/zed-functions.sh"
  15
  16 [ -n "${ZEVENT_POOL}" ] || exit 9
  17 [ -n "${ZEVENT_SUBCLASS}" ] || exit 9
  18
  19 zed_check_cmd "${ZPOOL}" || exit 9
  20
  21 umask 077
  22 note_subject="ZFS ${ZEVENT_SUBCLASS} event for ${ZEVENT_POOL} on $(hostname)"
  23 note_pathname="$(mktemp)"
  24 {
  25     echo "ZFS has finished a trim:"
  26     echo
  27     echo "   eid: ${ZEVENT_EID}"
  28     echo " class: ${ZEVENT_SUBCLASS}"
  29     echo "  host: $(hostname)"
  30     echo "  time: ${ZEVENT_TIME_STRING}"
  31
  32     "${ZPOOL}" status -t "${ZEVENT_POOL}"
  33
  34 } > "${note_pathname}"
  35
  36 zed_notify "${note_subject}" "${note_pathname}"; rv=$?
  37 rm -f "${note_pathname}"
  38 exit "${rv}"