invenio-restore-site

#!/bin/bash
#
# A helper devscript to restore Invenio site from backup created by
# `invenio-backup-site`.  Assumes certain sudo rights.
#
# For more information, see
# <https://github.com/tiborsimko/invenio-devscripts>.
#
# Tibor Simko <tibor.simko@cern.ch>
#
# Copyright (C) 2013 CERN.
#
# This program 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 2 of the License, or
# (at your option) any later version.
#
# This program 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/>.

# config section:
CFG_INVENIO_PREFIX=${CFG_INVENIO_PREFIX:=/opt/invenio}
CFG_INVENIO_USER=${CFG_INVENIO_USER:=www-data}
CFG_INVENIO_APACHECTL=${CFG_INVENIO_APACHECTL:=/etc/init.d/apache2}

# sanity check: CLI confirmation
if [[ "$@" != *"--yes-i-know"* ]]; then
    echo "[ERROR] You did not use --yes-i-know.  Not going to restore site backup."
    exit
fi

# quit on errors and potentially unbound symbols:
set -o errexit
set -o nounset

# read arguments:
if [ $# -lt 2 ]; then
    echo "[ERROR] Usage: $(basename $0) invenio-site-backup.tar --yes-i-know"
    exit 1
fi
MYTARBALL=$1

# check tarball file:
if [ ! -e $MYTARBALL ]; then
    echo "[ERROR] Backup file '$MYTARBALL' does not seem to exist."
    exit 1
fi

# perparations: stop Apache:
sudo $CFG_INVENIO_APACHECTL stop

# preparations: stop bibsched queue:
if [ -f $CFG_INVENIO_PREFIX/bin/bibsched ]; then
    echo "[INFO] Stopping bibsched queue..."
    sudo -u $CFG_INVENIO_USER $CFG_INVENIO_PREFIX/bin/bibsched stop
fi

# step one: roll out /opt/invenio:
sudo -u $CFG_INVENIO_USER rm -rf $CFG_INVENIO_PREFIX/*
MYOLDDIR=$(pwd)
cd /
sudo -u $CFG_INVENIO_USER tar xfp $MYTARBALL
cd $MYOLDDIR

# step two: roll out DB:
sudo -u $CFG_INVENIO_USER gzip -cd $CFG_INVENIO_PREFIX/var/log/*dbdump*sql.gz | $CFG_INVENIO_PREFIX/bin/dbexec

# restart Apache:
sudo $CFG_INVENIO_APACHECTL restart

# we are done:
echo "[INFO] Done."