# Copyright (c) 2016-present Sonatype, Inc.
#
# Licensed 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.

FROM alpine

LABEL name="Nexus Repository Manager" \
      maintainer="Sonatype <support@sonatype.com>" \
      vendor=Sonatype \
      version="3.71.0-06" \
      release="3.71.0" \
      url="https://sonatype.com" \
      summary="The Nexus Repository Manager server \
          with universal support for popular component formats." \
      description="The Nexus Repository Manager server \
          with universal support for popular component formats." \
      run="docker run -d --name NAME \
          -p 8081:8081 \
          IMAGE" \
      stop="docker stop NAME" \
      com.sonatype.license="Apache License, Version 2.0" \
      com.sonatype.name="Nexus Repository Manager base image" \
      io.k8s.description="The Nexus Repository Manager server \
          with universal support for popular component formats." \
      io.k8s.display-name="Nexus Repository Manager" \
      io.openshift.expose-services="8081:8081" \
      io.openshift.tags="Sonatype,Nexus,Repository Manager"

ARG NEXUS_VERSION=3.71.0-06
ARG JAVA_VERSION=java17
ARG NEXUS_DOWNLOAD_URL=https://download.sonatype.com/nexus/3/nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz
ARG NEXUS_DOWNLOAD_SHA256_HASH=b025287558184677fc231035c9f5e5e6cc4bc1cafd76d13a06233a4ed09d08f6

# configure nexus runtime
ENV SONATYPE_DIR=/opt/sonatype
ENV NEXUS_HOME=${SONATYPE_DIR}/nexus \
    NEXUS_DATA=/nexus-data \
    NEXUS_CONTEXT='' \
    SONATYPE_WORK=${SONATYPE_DIR}/sonatype-work \
    DOCKER_TYPE='alpine'

# Install Java & tar
RUN apk add openjdk17 tar procps gzip curl shadow \
    && apk cache clean \
    && groupadd --gid 200 -r nexus \
    && useradd --uid 200 -r nexus -g nexus -s /bin/false -d /opt/sonatype/nexus -c 'Nexus Repository Manager user'

RUN apk del --no-cache openssl || true
RUN apk update && apk add --no-cache openssl

WORKDIR ${SONATYPE_DIR}

# Download nexus & setup directories
RUN curl -L ${NEXUS_DOWNLOAD_URL} --output nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz \
    && echo "${NEXUS_DOWNLOAD_SHA256_HASH} nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz" > nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz.sha256 \
    && sha256sum -c nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz.sha256 \
    && tar xvf nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz \
    && rm -f nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz nexus-${NEXUS_VERSION}-${JAVA_VERSION}-unix.tar.gz.sha256 \
    && mv nexus-${NEXUS_VERSION} $NEXUS_HOME \
    && chown -R nexus:nexus ${SONATYPE_WORK} \
    && mv ${SONATYPE_WORK}/nexus3 ${NEXUS_DATA} \
    && ln -s ${NEXUS_DATA} ${SONATYPE_WORK}/nexus3

# Removing java memory settings from nexus.vmoptions since now we use INSTALL4J_ADD_VM_PARAMS
RUN sed -i '/^-Xms/d;/^-Xmx/d;/^-XX:MaxDirectMemorySize/d' $NEXUS_HOME/bin/nexus.vmoptions

RUN echo "#!/bin/bash" >> ${SONATYPE_DIR}/start-nexus-repository-manager.sh \
   && echo "cd /opt/sonatype/nexus" >> ${SONATYPE_DIR}/start-nexus-repository-manager.sh \
   && echo "exec ./bin/nexus run" >> ${SONATYPE_DIR}/start-nexus-repository-manager.sh \
   && chmod a+x ${SONATYPE_DIR}/start-nexus-repository-manager.sh \
   && sed -e '/^nexus-context/ s:$:${NEXUS_CONTEXT}:' -i ${NEXUS_HOME}/etc/nexus-default.properties

RUN apk del gzip shadow

VOLUME ${NEXUS_DATA}

EXPOSE 8081
USER nexus

ENV INSTALL4J_ADD_VM_PARAMS="-Xms2703m -Xmx2703m -XX:MaxDirectMemorySize=2703m -Djava.util.prefs.userRoot=${NEXUS_DATA}/javaprefs"

CMD ["/opt/sonatype/nexus/bin/nexus", "run"]