#!/bin/bash
#
# Copy a site backup between servers.
#
# 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

# Basic parameters.
SITES="/var/sites"
DEST="$1"
SITE="$2"
DATE="`date +%Y%m%d`"
ORIG="$SITES/backups/site/$SITE/`facter hostname`"

# Syntax check.
if [ -z "$SITE" ]; then
  hydra_action_usage
  exit 1
fi

# Ensure we have a recent local backup.
if [ ! -d "$ORIG/$DATE" ]; then
  echo "Backup for $SITE at $DATE not found, creating one..."
  hydractl site-backup $SITE
fi

# Parse server name and port.
if echo $DEST | grep -q ":"; then
  SERVER="`echo $DEST | cut -d : -f 1`"
  PORT="`echo $DEST | cut -d : -f 2`"
else
  SERVER="$DEST"
fi

# Ensure we have a port.
if [ -z "$PORT" ]; then
  PORT="22"
fi

# Create destination folder.
echo "Login in to remote server to create remote folder..."
ssh -p $PORT backups@$SERVER mkdir -p $ORIG

# Sync to remote destination.
echo "Copying backup..."
rsync -avz -e "ssh -p $PORT" $ORIG/ backups@$SERVER:/$ORIG/