docker/jupyter/fix-permissions

#!/usr/bin/env bash

#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License.  You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

set -e

for d in $@; do
  find "$d" \
    ! \( \
      -group $NB_GID \
      -a -perm -g+rwX  \
    \) \
    -exec chgrp $NB_GID {} \; \
    -exec chmod g+rwX {} \;
  find "$d" \
    \( \
      -type d \
      -a ! -perm -6000  \
    \) \
    -exec chmod +6000 {} \;
done