#!/bin/sh

remoteurl="<%= @remoteurl%>"
localdir="<%= @localdir %>"
rsync_options="<%= @rsync_options %>"
lockfile="<%= @lockfile %>"

if [ -f "$lockfile" ]; then
    # show error message when run from command line
    [ -t 1 ] && cat $lockfile
    exit
fi
echo "sync in progress since $(date)" > "$lockfile"
/usr/bin/rsync $rsync_options "$remoteurl" "$localdir"
rm -f "$lockfile"