gentoo-overlay/dev-util/schroot/files/06zfscloneopts

#!/bin/sh
# Copyright © 2020       Georgy Yakovlev <gyakovlev@gentoo.org>
#
# schroot is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# schroot is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see
# <http://www.gnu.org/licenses/>.
#
#####################################################################

set -e

. "$SETUP_DATA_DIR/common-data"
. "$SETUP_DATA_DIR/common-functions"
. "$SETUP_DATA_DIR/common-config"

if [ "$CHROOT_TYPE" = "zfs-snapshot" ] && [ -n "$CHROOT_ZFS_CLONE_NAME" ]; then

    if [ $STAGE = "setup-start" ]; then

        if ! zfs list "$CHROOT_ZFS_CLONE_NAME" >/dev/null 2>&1; then
            fatal "Dataset '$CHROOT_ZFS_CLONE_NAME' does not exist"
        fi

	if [ "${ZFS_CLONE_OPTIONS+set}" = "set" ]; then
        	if [ "$VERBOSE" = "verbose" ]; then
            		zfs set $ZFS_CLONE_OPTIONS \
	    			"$CHROOT_ZFS_CLONE_NAME"
        	else
            		zfs set $ZFS_CLONE_OPTIONS \
                		"$CHROOT_ZFS_CLONE_NAME" > /dev/null
		fi
        fi
    fi
fi