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#!/bin/sh
#
# rc.restore_ramdisk_store
#
# part of pfSense (https://www.pfsense.org)
# Copyright (c) 2004-2016 Rubicon Communications, LLC (Netgate)
# All rights reserved.
#
# Based on src/etc/rc.d/savecore from FreeBSD
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Wildcard file existence check function
wildcard_file_exists() {
for file in "$1"; do
if [ -f "$file" ]; then
return 0
fi
done
return 1
}
: ${DBPATH:=/var/dhcpd/var/db}
: ${CF_CONF_PATH:=/cf/conf}
: ${RAM_Disk_Store:=${CF_CONF_PATH}/RAM_Disk_Store}
# See if there are any backup files (*.tgz) in the RAM disk store. If so, restore them.
if wildcard_file_exists "${RAM_Disk_Store}/"*".tgz"; then
mesg="Restoring contents of RAM disk store..."
echo -n "$mesg"
USE_MFS_TMPVAR=$(/usr/local/sbin/read_xml_tag.sh boolean system/use_mfs_tmpvar)
# Restore the ram disk
for backup_file in "${RAM_Disk_Store}/"*".tgz"; do
if [ -f "$backup_file" ]; then
/usr/bin/tar -xzf "${backup_file}" -C / 2>&1
exit_code=$?
if [ $exit_code -ne 0 ]; then
mesg="$mesg\nRAM disk restore failed: exit code $exit_code: $backup_file"
error=1;
continue
fi
mesg="$mesg\nRAM disk restore succeeded: $backup_file"
#If this backup is still there on a full install, but we aren't going to use ram disks, remove the archive since this is a transition.
if [ "${USE_MFS_TMPVAR}" != "true" ]; then
/bin/rm -f "${backup_file}"
fi
fi
done
if [ $error ]; then
mesg="$mesg\nRAM disk restore failed."
echo " error.";
else
mesg="$mesg\nRAM disk restore succeeded."
echo " done.";
fi
/bin/mkdir -p /var/log/
printf "$mesg" > /var/log/restore_ramdisk_store.boot
# See if there are any backup files (*.tgz) in the RAM disk store. If not, and no error, clean up.
if ! wildcard_file_exists "${RAM_Disk_Store}/"*".tgz" && [ ! $error ]; then
/bin/rmdir "$RAM_Disk_Store" >/dev/null 2>&1
/bin/rm -f /var/log/restore_ramdisk_store.boot
fi
fi
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