zfs-builds-mm/zfs-0.8.4/cmd/zed/zed.d/data-notify.sh

44 lines
1.4 KiB
Bash
Raw Normal View History

2020-07-19 16:21:53 +02:00
#!/bin/sh
#
# Send notification in response to a DATA error.
#
# Only one notification per ZED_NOTIFY_INTERVAL_SECS will be sent for a given
# class/pool/[vdev] combination. This protects against spamming the recipient
# should multiple events occur together in time for the same pool/[vdev].
#
# 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 "${ZEVENT_SUBCLASS}" ] || exit 9
[ -n "${ZED_NOTIFY_DATA}" ] || exit 3
rate_limit_tag="${ZEVENT_POOL};${ZEVENT_VDEV_GUID:-0};${ZEVENT_SUBCLASS};notify"
zed_rate_limit "${rate_limit_tag}" || exit 3
umask 077
note_subject="ZFS ${ZEVENT_SUBCLASS} error for ${ZEVENT_POOL} on $(hostname)"
note_pathname="${TMPDIR:="/tmp"}/$(basename -- "$0").${ZEVENT_EID}.$$"
{
echo "ZFS has detected a data error:"
echo
echo " eid: ${ZEVENT_EID}"
echo " class: ${ZEVENT_SUBCLASS}"
echo " host: $(hostname)"
echo " time: ${ZEVENT_TIME_STRING}"
echo " error: ${ZEVENT_ZIO_ERR}"
echo " objid: ${ZEVENT_ZIO_OBJSET}:${ZEVENT_ZIO_OBJECT}"
echo " pool: ${ZEVENT_POOL}"
} > "${note_pathname}"
zed_notify "${note_subject}" "${note_pathname}"; rv=$?
rm -f "${note_pathname}"
exit "${rv}"