#!/bin/bash
#
# Restore puppet configuration, keys, certificates and runtime data.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public
# License along with this program.  If not, see
# <http://www.gnu.org/licenses/>.

# Load
source $APP_BASE/lib/hydra/functions || exit 1
hydra_config_load

# Command line arguments
BASENAME="`basename $0`"

# Parameters.
HOST="$1"
SERVICE="apache2"
SERVICE_DIR="/var/lib/puppetmaster"
SERVICE_USER="puppet"
SERVICE_GROUP="puppet"

# Check environment
if [ ! -f "/var/git/repositories/puppet.git/config" ]; then
  echo "fatal: you have to restore /var/git/repositories/puppet.git first"
  exit 1
fi

# Set restore environment.
hydra_backup_environment_service

# TODO: Backup $SERVICE_DIR and /etc/puppet

# Stop services
/etc/init.d/puppet stop
/etc/init.d/$service stop

# Remove current folder
rm -rf $SERVICE_DIR
rm -rf /etc/puppet

# Clone puppet configuration
git clone /var/git/repositories/puppet.git/ /etc/puppet/
( cd /etc/puppet && git submodule update --init --recursive )

# Copy site folder from backup.
cp -a $RESTOREDIR/$SERVICE_DIR $SERVICE_DIR

# Fix permissions.
chown -R $SERVICE_USER.$SERVICE_GROUP $SERVICE_DIR
chown -R $SERVICE_USER.$SERVICE_GROUP /etc/puppet

# Start services
/etc/init.d/$service start
/etc/init.d/puppet start