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hackacad/usr/local/share/bastille/update.sh
2021-01-15 20:00:26 -07:00

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#!/bin/sh
#
# Copyright (c) 2018-2021, Christer Edwards <christer.edwards@gmail.com>
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are met:
#
# * Redistributions of source code must retain the above copyright notice, this
# list of conditions and the following disclaimer.
#
# * 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.
#
# * Neither the name of the copyright holder nor the names of its
# contributors may be used to endorse or promote products derived from
# this software without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
. /usr/local/share/bastille/common.sh
. /usr/local/etc/bastille/bastille.conf
usage() {
error_exit "Usage: bastille update [release|container] | [option]"
}
# Handle special-case commands first.
case "$1" in
help|-h|--help)
usage
;;
esac
if [ $# -gt 2 ] || [ $# -lt 1 ]; then
usage
fi
TARGET="${1}"
OPTION="${2}"
# Handle options
case "${OPTION}" in
-f|--force)
OPTION="-F"
;;
*)
OPTION=
;;
esac
# Check for unsupported actions
if [ "${TARGET}" = "ALL" ]; then
error_exit "Batch upgrade is unsupported."
fi
if freebsd-version | grep -qi HBSD; then
error_exit "Not yet supported on HardenedBSD."
fi
jail_check() {
# Check if the jail is thick and is running
if [ ! "$(jls name | awk "/^${TARGET}$/")" ]; then
error_exit "[${TARGET}]: Not started. See 'bastille start ${TARGET}'."
else
if grep -qw "${bastille_jailsdir}/${TARGET}/root/.bastille" "${bastille_jailsdir}/${TARGET}/fstab"; then
error_exit "${TARGET} is not a thick container."
fi
fi
}
jail_update() {
# Update a thick container
if [ -d "${bastille_jailsdir}/${TARGET}" ]; then
jail_check
CURRENT_VERSION=$(/usr/sbin/jexec -l "${TARGET}" freebsd-version 2>/dev/null)
if [ -z "${CURRENT_VERSION}" ]; then
error_exit "Can't determine '${TARGET}' version."
else
env PAGER="/bin/cat" freebsd-update ${OPTION} --not-running-from-cron -b "${bastille_jailsdir}/${TARGET}/root" \
fetch install --currently-running "${CURRENT_VERSION}"
fi
else
error_exit "${TARGET} not found. See 'bastille bootstrap'."
fi
}
release_update() {
# Update a release base(affects child containers)
if [ -d "${bastille_releasesdir}/${TARGET}" ]; then
env PAGER="/bin/cat" freebsd-update ${OPTION} --not-running-from-cron -b "${bastille_releasesdir}/${TARGET}" \
fetch install --currently-running "${TARGET}"
else
error_exit "${TARGET} not found. See 'bastille bootstrap'."
fi
}
# Check what we should update
if echo "${TARGET}" | grep -q "[0-9]\{2\}.[0-9]-RELEASE"; then
release_update
else
jail_update
fi