1#!/bin/sh 2# 3# SPDX-License-Identifier: BSD-2-Clause 4# 5# Copyright (c) 2010 The FreeBSD Foundation 6# All rights reserved. 7# 8# This software was developed by Pawel Jakub Dawidek under sponsorship from 9# the FreeBSD Foundation. 10# 11# Redistribution and use in source and binary forms, with or without 12# modification, are permitted provided that the following conditions 13# are met: 14# 1. Redistributions of source code must retain the above copyright 15# notice, this list of conditions and the following disclaimer. 16# 2. Redistributions in binary form must reproduce the above copyright 17# notice, this list of conditions and the following disclaimer in the 18# documentation and/or other materials provided with the distribution. 19# 20# THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND 21# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE 24# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30# SUCH DAMAGE. 31# 32# $FreeBSD$ 33 34# Resource name as defined in /etc/hast.conf. 35resource="test" 36# Supported file system types: UFS, ZFS 37fstype="UFS" 38# ZFS pool name. Required only when fstype == ZFS. 39pool="test" 40# File system mount point. Required only when fstype == UFS. 41mountpoint="/mnt/test" 42# Name of HAST provider as defined in /etc/hast.conf. 43device="/dev/hast/${resource}" 44 45export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin 46 47# If there is secondary worker process, it means that remote primary process is 48# still running. We have to wait for it to terminate. 49for i in `jot 30`; do 50 pgrep -f "hastd: ${resource} \(secondary\)" >/dev/null 2>&1 || break 51 sleep 1 52done 53if pgrep -f "hastd: ${resource} \(secondary\)" >/dev/null 2>&1; then 54 logger -p local0.error -t hast "Secondary process for resource ${resource} is still running after 30 seconds." 55 exit 1 56fi 57logger -p local0.debug -t hast "Secondary process in not running." 58 59# Change role to primary for our resource. 60out=`hastctl role primary "${resource}" 2>&1` 61if [ $? -ne 0 ]; then 62 logger -p local0.error -t hast "Unable to change to role to primary for resource ${resource}: ${out}." 63 exit 1 64fi 65# Wait few seconds for provider to appear. 66for i in `jot 50`; do 67 [ -c "${device}" ] && break 68 sleep 0.1 69done 70if [ ! -c "${device}" ]; then 71 logger -p local0.error -t hast "Device ${device} didn't appear." 72 exit 1 73fi 74logger -p local0.debug -t hast "Role for resource ${resource} changed to primary." 75 76case "${fstype}" in 77UFS) 78 # Check the file system. 79 fsck -y -t ufs "${device}" >/dev/null 2>&1 80 if [ $? -ne 0 ]; then 81 logger -p local0.error -t hast "File system check for resource ${resource} failed." 82 exit 1 83 fi 84 logger -p local0.debug -t hast "File system check for resource ${resource} finished." 85 # Mount the file system. 86 out=`mount -t ufs "${device}" "${mountpoint}" 2>&1` 87 if [ $? -ne 0 ]; then 88 logger -p local0.error -t hast "File system mount for resource ${resource} failed: ${out}." 89 exit 1 90 fi 91 logger -p local0.debug -t hast "File system for resource ${resource} mounted." 92 ;; 93ZFS) 94 # Import ZFS pool. Do it forcibly as it remembers hostid of 95 # the other cluster node. 96 out=`zpool import -f "${pool}" 2>&1` 97 if [ $? -ne 0 ]; then 98 logger -p local0.error -t hast "ZFS pool import for resource ${resource} failed: ${out}." 99 exit 1 100 fi 101 logger -p local0.debug -t hast "ZFS pool for resource ${resource} imported." 102 ;; 103esac 104 105logger -p local0.info -t hast "Successfully switched to primary for resource ${resource}." 106 107exit 0 108