anchor.diff:  stamp=$(date +%Y_%m_%d-%H_%M_%S)
   cur_tile_dir=$(dirname <%= node[:valhalla][:tile_dir] %>)/tiles_${stamp}
   
  -# if we dont have admins we must create them
  +# things we need to make if we dont have them
   extracts=$(find <%= node[:valhalla][:extracts_dir] %> -type f -name "*.pbf")
  -admin_file=$(jq -r '.mjolnir.admin.admin_dir' <%= node[:valhalla][:config] %>)/$(jq -r '.mjolnir.admin.db_name' <%= node[:valhalla][:config] %>)
  -transit_file=$(jq -r '.mjolnir.transit.transit_dir' <%= node[:valhalla][:config] %>)/$(jq -r '.mjolnir.transit.db_name' <%= node[:valhalla][:config] %>)
  -stats_file=$(jq -r '.mjolnir.statistics.statistics_dir' <%= node[:valhalla][:config] %>)/$(jq -r '.mjolnir.statistics.db_name' <%= node[:valhalla][:config] %>)
  +admin_file=$(jq -r '.mjolnir.admin' <%= node[:valhalla][:config] %>)
  +timezone_file=$(jq -r '.mjolnir.timezone' <%= node[:valhalla][:config] %>)
   if [ ! -e $admin_file ]; then
     pbfadminbuilder -c <%= node[:valhalla][:config] %> $(find <%= node[:valhalla][:extracts_dir] %> -type f -name "*.pbf")
  +fi
  +if [ ! -e $timezone_file ]; then
  +  <%= node[:valhalla][:src_dir] %>/mjolnir/scripts/create_tz_db.sh <%= node[:valhalla][:config] %>
   fi
   
   # cut tiles from the data
  
positive.code: mkdir -p ${cur_tile_dir}
  mv <%= node[:valhalla][:tile_dir] %>/* ${cur_tile_dir}/
  cp -rp ${cur_tile_dir}/$(basename ${admin_file}) <%= node[:valhalla][:tile_dir] %>
  cp -rp ${cur_tile_dir}/$(basename ${transit_file}) <%= node[:valhalla][:tile_dir] %>
  
  # do we want to send this update to s3 (do so in the background)
  if [ "<%= node[:valhalla][:with_updates] %>" == true ]; then
  
negative.code: # we can ship the whole tile dir to s3 anyway, admin connectivity and all
  pushd <%= node[:valhalla][:tile_dir] %>
  connectivitymap -c <%= node[:valhalla][:config] %>
  stats_file=$(jq -r '.mjolnir.statistics' <%= node[:valhalla][:config] %>)
  mv ${stats_file} $(basename ${stats_file} | sed -e "s/\(\.[^.]\+$\)/_${stamp}\1/g")
  stats_file=$(basename ${stats_file} | sed -e "s/\(\.[^.]\+$\)/_${stamp}\1/g")
  mv connectivity.geojson connectivity_${stamp}.geojson
  