#
# 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.
#

ARG base_img

FROM ${base_img:-spark}
LABEL org.opencontainers.image.authors="Apache Spark project <dev@spark.apache.org>"
LABEL org.opencontainers.image.licenses="Apache-2.0"
LABEL org.opencontainers.image.ref.name="Apache Spark R Image"
# Overwrite this label to avoid exposing the underlying Ubuntu OS version label
LABEL org.opencontainers.image.version=""
WORKDIR /

# Reset to root to run installation tasks
USER 0

RUN mkdir ${SPARK_HOME}/R

# Install R 4.1.2 (http://cloud.r-project.org/bin/linux/debian/)
RUN \
  apt-get update && \
  apt install -y r-base r-base-dev && \
  rm -rf /var/cache/apt/* && rm -rf /var/lib/apt/lists/*

COPY R ${SPARK_HOME}/R
ENV R_HOME=/usr/lib/R

WORKDIR /opt/spark/work-dir
ENTRYPOINT [ "/opt/entrypoint.sh" ]

# Specify the User that the actual main process will run as
ARG spark_uid=185
USER ${spark_uid}
