solr/docker/package/Dockerfile.release-package

ARG BASE_IMAGE=openjdk:11-jre

FROM $BASE_IMAGE as downloader

ARG SOLR_VERSION
ARG SOLR_SHA512
ARG SOLR_KEYS
# If specified, this will override SOLR_DOWNLOAD_SERVER and all ASF mirrors. Typically used downstream for custom builds
ARG SOLR_DOWNLOAD_URL

# Override the solr download location with e.g.:
#   docker build -t mine --build-arg SOLR_DOWNLOAD_SERVER=http://www-eu.apache.org/dist/lucene/solr .
ARG SOLR_DOWNLOAD_SERVER
# This is only applicable when SOLR_DOWNLOAD_URL is not provided. Skips the GPG check for Solr downloads.
ARG SKIP_GPG_CHECK="true"

ENV SOLR_CLOSER_URL="http://www.apache.org/dyn/closer.lua?filename=lucene/solr/$SOLR_VERSION/solr-$SOLR_VERSION.tgz&action=download" \
    SOLR_DIST_URL="https://www.apache.org/dist/lucene/solr/$SOLR_VERSION/solr-$SOLR_VERSION.tgz" \
    SOLR_ARCHIVE_URL="https://archive.apache.org/dist/lucene/solr/$SOLR_VERSION/solr-$SOLR_VERSION.tgz"

RUN set -ex; \
    apt-get update; \
    apt-get -y install dirmngr gpg wget; \
    rm -rf /var/lib/apt/lists/*;

RUN set -ex; \
  export GNUPGHOME="/tmp/gnupg_home"; \
  mkdir -p "$GNUPGHOME"; \
  chmod 700 "$GNUPGHOME"; \
  echo "disable-ipv6" >> "$GNUPGHOME/dirmngr.conf"; \
  for key in $SOLR_KEYS; do \
    found=''; \
    for server in \
      ha.pool.sks-keyservers.net \
      hkp://keyserver.ubuntu.com:80 \
      hkp://p80.pool.sks-keyservers.net:80 \
      pgp.mit.edu \
    ; do \
      echo "  trying $server for $key"; \
      gpg --batch --keyserver "$server" --keyserver-options timeout=10 --recv-keys "$key" && found=yes && break; \
      gpg --batch --keyserver "$server" --keyserver-options timeout=10 --recv-keys "$key" && found=yes && break; \
    done; \
    test -z "$found" && echo >&2 "error: failed to fetch $key from several disparate servers -- network issues?" && exit 1; \
  done; \
  exit 0

RUN set -ex; \
  export GNUPGHOME="/tmp/gnupg_home"; \
  MAX_REDIRECTS=1; \
  if [ -n "$SOLR_DOWNLOAD_URL" ]; then \
    # If a custom URL is defined, we download from non-ASF mirror URL and allow more redirects and skip GPG step
    # This takes effect only if the SOLR_DOWNLOAD_URL build-arg is specified, typically in downstream Dockerfiles
    MAX_REDIRECTS=4; \
    SKIP_GPG_CHECK="true"; \
  elif [ -n "$SOLR_DOWNLOAD_SERVER" ]; then \
    SOLR_DOWNLOAD_URL="$SOLR_DOWNLOAD_SERVER/$SOLR_VERSION/solr-$SOLR_VERSION.tgz"; \
  fi; \
  for url in $SOLR_DOWNLOAD_URL $SOLR_CLOSER_URL $SOLR_DIST_URL $SOLR_ARCHIVE_URL; do \
    if [ -f "/opt/solr-$SOLR_VERSION.tgz" ]; then break; fi; \
    echo "downloading $url"; \
    if wget -t 10 --max-redirect $MAX_REDIRECTS --retry-connrefused -nv "$url" -O "/opt/solr-$SOLR_VERSION.tgz"; then break; else rm -f "/opt/solr-$SOLR_VERSION.tgz"; fi; \
  done; \
  if [ ! -f "/opt/solr-$SOLR_VERSION.tgz" ]; then echo "failed all download attempts for solr-$SOLR_VERSION.tgz"; exit 1; fi; \
  if [ "$SKIP_GPG_CHECK" != "true" ]; then \
    echo "downloading $SOLR_ARCHIVE_URL.asc"; \
    wget -nv "$SOLR_ARCHIVE_URL.asc" -O "/opt/solr-$SOLR_VERSION.tgz.asc"; \
    echo "$SOLR_SHA512 */opt/solr-$SOLR_VERSION.tgz" | sha512sum -c -; \
    (>&2 ls -l "/opt/solr-$SOLR_VERSION.tgz" "/opt/solr-$SOLR_VERSION.tgz.asc"); \
    gpg --batch --verify "/opt/solr-$SOLR_VERSION.tgz.asc" "/opt/solr-$SOLR_VERSION.tgz"; \
  else \
    echo "Skipping GPG validation due to non-Apache build"; \
  fi; \
  { command -v gpgconf; gpgconf --kill all || :; }; \
  rm -r "$GNUPGHOME";