freebsd-dev/share/examples/hast/ucarp_up.sh
Pedro F. Giffuni f0cfa1b168 share and pc-sysinstall: adoption of SPDX licensing ID tags.
Mainly focus on files that use BSD 2-Clause license, however the tool I
was using misidentified many licenses so this was mostly a manual - error
prone - task.

The Software Package Data Exchange (SPDX) group provides a specification
to make it easier for automated tools to detect and summarize well known
opensource licenses. We are gradually adopting the specification, noting
that the tags are considered only advisory and do not, in any way,
superceed or replace the license texts.

Commit these apart because compile testing doesn't guarantee I didn't made
some nasty mistake. No functional change intended.
2017-11-27 15:28:26 +00:00

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#!/bin/sh
#
# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
#
# Copyright (c) 2010 The FreeBSD Foundation
# All rights reserved.
#
# This software was developed by Pawel Jakub Dawidek under sponsorship from
# the FreeBSD Foundation.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
# $FreeBSD$
# Resource name as defined in /etc/hast.conf.
resource="test"
# Supported file system types: UFS, ZFS
fstype="UFS"
# ZFS pool name. Required only when fstype == ZFS.
pool="test"
# File system mount point. Required only when fstype == UFS.
mountpoint="/mnt/test"
# Name of HAST provider as defined in /etc/hast.conf.
device="/dev/hast/${resource}"
export PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin
# If there is secondary worker process, it means that remote primary process is
# still running. We have to wait for it to terminate.
for i in `jot 30`; do
pgrep -f "hastd: ${resource} \(secondary\)" >/dev/null 2>&1 || break
sleep 1
done
if pgrep -f "hastd: ${resource} \(secondary\)" >/dev/null 2>&1; then
logger -p local0.error -t hast "Secondary process for resource ${resource} is still running after 30 seconds."
exit 1
fi
logger -p local0.debug -t hast "Secondary process in not running."
# Change role to primary for our resource.
out=`hastctl role primary "${resource}" 2>&1`
if [ $? -ne 0 ]; then
logger -p local0.error -t hast "Unable to change to role to primary for resource ${resource}: ${out}."
exit 1
fi
# Wait few seconds for provider to appear.
for i in `jot 50`; do
[ -c "${device}" ] && break
sleep 0.1
done
if [ ! -c "${device}" ]; then
logger -p local0.error -t hast "Device ${device} didn't appear."
exit 1
fi
logger -p local0.debug -t hast "Role for resource ${resource} changed to primary."
case "${fstype}" in
UFS)
# Check the file system.
fsck -y -t ufs "${device}" >/dev/null 2>&1
if [ $? -ne 0 ]; then
logger -p local0.error -t hast "File system check for resource ${resource} failed."
exit 1
fi
logger -p local0.debug -t hast "File system check for resource ${resource} finished."
# Mount the file system.
out=`mount -t ufs "${device}" "${mountpoint}" 2>&1`
if [ $? -ne 0 ]; then
logger -p local0.error -t hast "File system mount for resource ${resource} failed: ${out}."
exit 1
fi
logger -p local0.debug -t hast "File system for resource ${resource} mounted."
;;
ZFS)
# Import ZFS pool. Do it forcibly as it remembers hostid of
# the other cluster node.
out=`zpool import -f "${pool}" 2>&1`
if [ $? -ne 0 ]; then
logger -p local0.error -t hast "ZFS pool import for resource ${resource} failed: ${out}."
exit 1
fi
logger -p local0.debug -t hast "ZFS pool for resource ${resource} imported."
;;
esac
logger -p local0.info -t hast "Successfully switched to primary for resource ${resource}."
exit 0