mirror_zfs/cmd/zed/zed.d/scrub_finish-notify.sh
Damian Szuberski c1d3be19d7
Add ShellCheck's --enable=all inside cmd/
The only exception is `cmd/vdev_id/vdev_id` which might be a subject of
refactoring (see #12084)

Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Reviewed-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Signed-off-by: szubersk <szuberskidamian@gmail.com>
Closes #12912
2022-01-06 16:07:54 -08:00

61 lines
1.6 KiB
Bash
Executable File

#!/bin/sh
# shellcheck disable=SC2154
#
# Send notification in response to a RESILVER_FINISH or SCRUB_FINISH.
#
# By default, "zpool status" output will only be included for a scrub_finish
# zevent if the pool is not healthy; to always include its output, set
# ZED_NOTIFY_VERBOSE=1.
#
# Exit codes:
# 0: notification sent
# 1: notification failed
# 2: notification not configured
# 3: notification suppressed
# 9: internal error
[ -f "${ZED_ZEDLET_DIR}/zed.rc" ] && . "${ZED_ZEDLET_DIR}/zed.rc"
. "${ZED_ZEDLET_DIR}/zed-functions.sh"
[ -n "${ZEVENT_POOL}" ] || exit 9
[ -n "${ZEVENT_SUBCLASS}" ] || exit 9
if [ "${ZEVENT_SUBCLASS}" = "resilver_finish" ]; then
action="resilver"
elif [ "${ZEVENT_SUBCLASS}" = "scrub_finish" ]; then
action="scrub"
else
zed_log_err "unsupported event class \"${ZEVENT_SUBCLASS}\""
exit 9
fi
zed_check_cmd "${ZPOOL}" || exit 9
# For scrub, suppress notification if the pool is healthy
# and verbosity is not enabled.
#
if [ "${ZEVENT_SUBCLASS}" = "scrub_finish" ]; then
healthy="$("${ZPOOL}" status -x "${ZEVENT_POOL}" \
| grep "'${ZEVENT_POOL}' is healthy")"
[ -n "${healthy}" ] && [ "${ZED_NOTIFY_VERBOSE}" -eq 0 ] && exit 3
fi
umask 077
note_subject="ZFS ${ZEVENT_SUBCLASS} event for ${ZEVENT_POOL} on $(hostname)"
note_pathname="$(mktemp)"
{
echo "ZFS has finished a ${action}:"
echo
echo " eid: ${ZEVENT_EID}"
echo " class: ${ZEVENT_SUBCLASS}"
echo " host: $(hostname)"
echo " time: ${ZEVENT_TIME_STRING}"
"${ZPOOL}" status "${ZEVENT_POOL}"
} > "${note_pathname}"
zed_notify "${note_subject}" "${note_pathname}"; rv=$?
rm -f "${note_pathname}"
exit "${rv}"