config() {
  NEW="$1"
  OLD="$(dirname $NEW)/$(basename $NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r $OLD ]; then
    mv $NEW $OLD
  elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then
    # toss the redundant copy
    rm $NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

preserve_perms() {
  NEW="$1"
  OLD="$(dirname ${NEW})/$(basename ${NEW} .new)"
  if [ -e ${OLD} ]; then
    cp -a ${OLD} ${NEW}.incoming
    cat ${NEW} > ${NEW}.incoming
    mv ${NEW}.incoming ${NEW}
  fi
  config ${NEW}
}

preserve_perms etc/rc.d/rc.turnserver.new
config etc/turnserver.conf.new
config etc/logrotate.d/turnserver.new
config etc/default/turnserver.new
( cd usr/share/turnserver/examples/etc ; rm -rf cacert.pem )
( cd usr/share/turnserver/examples/etc ; ln -sf ../ca/CA/cacert.pem cacert.pem )
( cd usr/share/turnserver/examples/etc ; rm -rf turn_client_cert.pem )
( cd usr/share/turnserver/examples/etc ; ln -sf ../ca/turn_client_cert.pem turn_client_cert.pem )
( cd usr/share/turnserver/examples/etc ; rm -rf turn_client_pkey.pem )
( cd usr/share/turnserver/examples/etc ; ln -sf ../ca/turn_client_pkey.pem turn_client_pkey.pem )
( cd usr/share/turnserver/examples/etc ; rm -rf turn_server_cert.pem )
( cd usr/share/turnserver/examples/etc ; ln -sf ../ca/turn_server_cert.pem turn_server_cert.pem )
( cd usr/share/turnserver/examples/etc ; rm -rf turn_server_pkey.pem )
( cd usr/share/turnserver/examples/etc ; ln -sf ../ca/turn_server_pkey.pem turn_server_pkey.pem )
