Alpine as base image

9.6-alpine/Dockerfile

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+# 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.
+
+
+FROM eclipse-temurin:17-jre-alpine
+
+
+ARG SOLR_VERSION="9.6.0"
+# empty for the full distribution, "-slim" for the slim distribution
+ARG SOLR_DIST=""
+ARG SOLR_SHA512="9c5b6c15db575468b2ddaf4538078a875bf15696ab2611db9d5190cf3d9c2aa6a24c303398231932a7ca85d7f5e441a24b3ef60f50547073167bc62a29b7c839"
+ARG SOLR_KEYS="1CF0DAD1470504C4EA95C697140BC45803B03F7F"
+
+# Override the default solr download location with a preferred mirror, e.g.:
+#   docker build -t mine --build-arg SOLR_DOWNLOAD_SERVER=https://downloads.apache.org/solr/solr .
+# This server must support downloading at: ${SOLR_DOWNLOAD_SERVER}/${SOLR_VERSION}/solr-${SOLR_VERSION}(-slim).tgz(.asc)
+ARG SOLR_DOWNLOAD_SERVER="https://www.apache.org/dyn/closer.lua?action=download&filename=/solr/solr"
+
+RUN set -ex; \
+  apk update && \
+  apk add --no-cache wget gnupg; \
+  export SOLR_BINARY="solr-$SOLR_VERSION$SOLR_DIST.tgz"; \
+  MAX_REDIRECTS=3; \
+  case "${SOLR_DOWNLOAD_SERVER}" in \
+    (*"apache.org"*);; \
+    (*) \
+      # If a non-ASF URL is provided, allow more redirects and skip GPG step.
+      MAX_REDIRECTS=4 && \
+      SKIP_GPG_CHECK=true;; \
+  esac; \
+  export DOWNLOAD_URL="$SOLR_DOWNLOAD_SERVER/$SOLR_VERSION/$SOLR_BINARY"; \
+  echo "downloading $DOWNLOAD_URL"; \
+  if ! wget -t 10 --max-redirect $MAX_REDIRECTS --retry-connrefused -nv "$DOWNLOAD_URL" -O "/opt/$SOLR_BINARY"; then rm -f "/opt/$SOLR_BINARY"; fi; \
+  if [ ! -f "/opt/$SOLR_BINARY" ]; then echo "failed download attempt for $SOLR_BINARY"; exit 1; fi; \
+  echo "$SOLR_SHA512 */opt/$SOLR_BINARY" | sha512sum -c -; \
+  if [ -z "$SKIP_GPG_CHECK" ]; then \
+    # Setup GPG \
+    export GNUPGHOME="/tmp/gnupg_home"; \
+    mkdir -p "$GNUPGHOME"; \
+    chmod 700 "$GNUPGHOME"; \
+    echo "disable-ipv6" >> "$GNUPGHOME/dirmngr.conf"; \
+    if [ -n "$SOLR_KEYS" ]; then \
+      # Install all Solr GPG Keys to start
+      wget -nv "https://downloads.apache.org/solr/KEYS" -O- | \
+        gpg --batch --import --key-origin 'url,https://downloads.apache.org/solr/KEYS'; \
+      # Save just the release key
+      release_keys="$(gpg --batch --export -a ${SOLR_KEYS})"; \
+      rm -rf "$GNUPGHOME"/*; \
+      echo "${release_keys}" | gpg --batch --import; \
+    fi; \
+    # Do GPG Checks
+    echo "downloading $DOWNLOAD_URL.asc"; \
+    wget -nv "$DOWNLOAD_URL.asc" -O "/opt/$SOLR_BINARY.asc"; \
+    (>&2 ls -l "/opt/$SOLR_BINARY" "/opt/$SOLR_BINARY.asc"); \
+    gpg --batch --verify "/opt/$SOLR_BINARY.asc" "/opt/$SOLR_BINARY"; \
+    # Cleanup GPG
+    { command -v gpgconf; gpgconf --kill all || :; }; \
+    rm -r "$GNUPGHOME"; \
+  else \
+    echo "Skipping GPG validation due to non-Apache build"; \
+  fi; \
+  tar -C /opt --extract --same-permissions --file "/opt/$SOLR_BINARY"; \
+  rm "/opt/$SOLR_BINARY"*;
+
+LABEL org.opencontainers.image.title="Apache Solr"
+LABEL org.opencontainers.image.description="Apache Solr is the popular, blazing-fast, open source search platform built on Apache Lucene."
+LABEL org.opencontainers.image.authors="The Apache Solr Project"
+LABEL org.opencontainers.image.url="https://solr.apache.org"
+LABEL org.opencontainers.image.source="https://github.com/apache/solr"
+LABEL org.opencontainers.image.documentation="https://solr.apache.org/guide/"
+LABEL org.opencontainers.image.version="${SOLR_VERSION}"
+LABEL org.opencontainers.image.licenses="Apache-2.0"
+
+ENV SOLR_USER="solr" \
+    SOLR_UID="8983" \
+    SOLR_GROUP="solr" \
+    SOLR_GID="8983" \
+    PATH="/opt/solr/bin:/opt/solr/docker/scripts:/opt/solr/prometheus-exporter/bin:$PATH" \
+    SOLR_INCLUDE=/etc/default/solr.in.sh \
+    SOLR_HOME=/var/solr/data \
+    SOLR_PID_DIR=/var/solr \
+    SOLR_LOGS_DIR=/var/solr/logs \
+    LOG4J_PROPS=/var/solr/log4j2.xml \
+    SOLR_JETTY_HOST="0.0.0.0" \
+    SOLR_ZK_EMBEDDED_HOST="0.0.0.0"
+
+RUN set -ex; \
+  addgroup -g "$SOLR_GID" "$SOLR_GROUP"; \
+  adduser -h "$SOLR_HOME" -D -u "$SOLR_UID" -G "$SOLR_GROUP" "$SOLR_USER"
+
+# add symlink to /opt/solr, remove what we don't want.
+# Remove the Dockerfile because it might not represent the dockerfile that was used to generate the image.
+RUN set -ex; \
+  (cd /opt; ln -s solr-*/ solr); \
+  rm -Rf /opt/solr/docs /opt/solr/docker/Dockerfile;
+
+RUN set -ex; \
+  mkdir -p /opt/solr/server/solr/lib /docker-entrypoint-initdb.d /etc/default ; \
+  cp /opt/solr/bin/solr.in.sh /etc/default/solr.in.sh; \
+  mv /opt/solr/bin/solr.in.sh /opt/solr/bin/solr.in.sh.orig; \
+  mv /opt/solr/bin/solr.in.cmd /opt/solr/bin/solr.in.cmd.orig; \
+  chmod 0664 /etc/default/solr.in.sh; \
+  mkdir -p -m0770 /var/solr; \
+  chown -R "$SOLR_USER:0" /var/solr; \
+  test ! -e /opt/solr/modules || ln -s /opt/solr/modules /opt/solr/contrib; \
+  test ! -e /opt/solr/prometheus-exporter || ln -s /opt/solr/prometheus-exporter /opt/solr/modules/prometheus-exporter;
+
+
+RUN set -ex; \
+    apk update; \
+    apk add --no-cache acl lsof procps netcat-openbsd tini bash su-exec; \
+    rm -rf /var/cache/apk/*;
+
+VOLUME /var/solr
+EXPOSE 8983
+WORKDIR /opt/solr
+USER $SOLR_UID
+
+ENTRYPOINT ["docker-entrypoint.sh"]
+CMD ["solr-foreground"]

9.6-slim-alpine/Dockerfile

@@ -0,0 +1,132 @@
+# 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.
+
+
+FROM eclipse-temurin:17-jre-alpine
+
+
+ARG SOLR_VERSION="9.6.0"
+# empty for the full distribution, "-slim" for the slim distribution
+ARG SOLR_DIST="-slim"
+ARG SOLR_SHA512="deb3585aa25edbcb919109c8388bbc8c1efb136880628ccd1b057daaf6bab1e9ebcd7189465f28db35ae6990ed5bf2127cc95a18b6b4da6abfa33b10d5e5cc37"
+ARG SOLR_KEYS="1CF0DAD1470504C4EA95C697140BC45803B03F7F"
+
+# Override the default solr download location with a preferred mirror, e.g.:
+#   docker build -t mine --build-arg SOLR_DOWNLOAD_SERVER=https://downloads.apache.org/solr/solr .
+# This server must support downloading at: ${SOLR_DOWNLOAD_SERVER}/${SOLR_VERSION}/solr-${SOLR_VERSION}(-slim).tgz(.asc)
+ARG SOLR_DOWNLOAD_SERVER="https://www.apache.org/dyn/closer.lua?action=download&filename=/solr/solr"
+
+RUN set -ex; \
+  apk update && \
+  apk add --no-cache wget gnupg; \
+  export SOLR_BINARY="solr-$SOLR_VERSION$SOLR_DIST.tgz"; \
+  MAX_REDIRECTS=3; \
+  case "${SOLR_DOWNLOAD_SERVER}" in \
+    (*"apache.org"*);; \
+    (*) \
+      # If a non-ASF URL is provided, allow more redirects and skip GPG step.
+      MAX_REDIRECTS=4 && \
+      SKIP_GPG_CHECK=true;; \
+  esac; \
+  export DOWNLOAD_URL="$SOLR_DOWNLOAD_SERVER/$SOLR_VERSION/$SOLR_BINARY"; \
+  echo "downloading $DOWNLOAD_URL"; \
+  if ! wget -t 10 --max-redirect $MAX_REDIRECTS --retry-connrefused -nv "$DOWNLOAD_URL" -O "/opt/$SOLR_BINARY"; then rm -f "/opt/$SOLR_BINARY"; fi; \
+  if [ ! -f "/opt/$SOLR_BINARY" ]; then echo "failed download attempt for $SOLR_BINARY"; exit 1; fi; \
+  echo "$SOLR_SHA512 */opt/$SOLR_BINARY" | sha512sum -c -; \
+  if [ -z "$SKIP_GPG_CHECK" ]; then \
+    # Setup GPG \
+    export GNUPGHOME="/tmp/gnupg_home"; \
+    mkdir -p "$GNUPGHOME"; \
+    chmod 700 "$GNUPGHOME"; \
+    echo "disable-ipv6" >> "$GNUPGHOME/dirmngr.conf"; \
+    if [ -n "$SOLR_KEYS" ]; then \
+      # Install all Solr GPG Keys to start
+      wget -nv "https://downloads.apache.org/solr/KEYS" -O- | \
+        gpg --batch --import --key-origin 'url,https://downloads.apache.org/solr/KEYS'; \
+      # Save just the release key
+      release_keys="$(gpg --batch --export -a ${SOLR_KEYS})"; \
+      rm -rf "$GNUPGHOME"/*; \
+      echo "${release_keys}" | gpg --batch --import; \
+    fi; \
+    # Do GPG Checks
+    echo "downloading $DOWNLOAD_URL.asc"; \
+    wget -nv "$DOWNLOAD_URL.asc" -O "/opt/$SOLR_BINARY.asc"; \
+    (>&2 ls -l "/opt/$SOLR_BINARY" "/opt/$SOLR_BINARY.asc"); \
+    gpg --batch --verify "/opt/$SOLR_BINARY.asc" "/opt/$SOLR_BINARY"; \
+    # Cleanup GPG
+    { command -v gpgconf; gpgconf --kill all || :; }; \
+    rm -r "$GNUPGHOME"; \
+  else \
+    echo "Skipping GPG validation due to non-Apache build"; \
+  fi; \
+  tar -C /opt --extract --same-permissions --file "/opt/$SOLR_BINARY"; \
+  rm "/opt/$SOLR_BINARY"*;
+
+LABEL org.opencontainers.image.title="Apache Solr"
+LABEL org.opencontainers.image.description="Apache Solr is the popular, blazing-fast, open source search platform built on Apache Lucene."
+LABEL org.opencontainers.image.authors="The Apache Solr Project"
+LABEL org.opencontainers.image.url="https://solr.apache.org"
+LABEL org.opencontainers.image.source="https://github.com/apache/solr"
+LABEL org.opencontainers.image.documentation="https://solr.apache.org/guide/"
+LABEL org.opencontainers.image.version="${SOLR_VERSION}"
+LABEL org.opencontainers.image.licenses="Apache-2.0"
+
+ENV SOLR_USER="solr" \
+    SOLR_UID="8983" \
+    SOLR_GROUP="solr" \
+    SOLR_GID="8983" \
+    PATH="/opt/solr/bin:/opt/solr/docker/scripts:/opt/solr/prometheus-exporter/bin:$PATH" \
+    SOLR_INCLUDE=/etc/default/solr.in.sh \
+    SOLR_HOME=/var/solr/data \
+    SOLR_PID_DIR=/var/solr \
+    SOLR_LOGS_DIR=/var/solr/logs \
+    LOG4J_PROPS=/var/solr/log4j2.xml \
+    SOLR_JETTY_HOST="0.0.0.0" \
+    SOLR_ZK_EMBEDDED_HOST="0.0.0.0"
+
+RUN set -ex; \
+  addgroup -g "$SOLR_GID" "$SOLR_GROUP"; \
+  adduser -h "$SOLR_HOME" -D -u "$SOLR_UID" -G "$SOLR_GROUP" "$SOLR_USER"
+
+# add symlink to /opt/solr, remove what we don't want.
+# Remove the Dockerfile because it might not represent the dockerfile that was used to generate the image.
+RUN set -ex; \
+  (cd /opt; ln -s solr-*/ solr); \
+  rm -Rf /opt/solr/docs /opt/solr/docker/Dockerfile;
+
+RUN set -ex; \
+  mkdir -p /opt/solr/server/solr/lib /docker-entrypoint-initdb.d /etc/default ; \
+  cp /opt/solr/bin/solr.in.sh /etc/default/solr.in.sh; \
+  mv /opt/solr/bin/solr.in.sh /opt/solr/bin/solr.in.sh.orig; \
+  mv /opt/solr/bin/solr.in.cmd /opt/solr/bin/solr.in.cmd.orig; \
+  chmod 0664 /etc/default/solr.in.sh; \
+  mkdir -p -m0770 /var/solr; \
+  chown -R "$SOLR_USER:0" /var/solr; \
+  test ! -e /opt/solr/modules || ln -s /opt/solr/modules /opt/solr/contrib; \
+  test ! -e /opt/solr/prometheus-exporter || ln -s /opt/solr/prometheus-exporter /opt/solr/modules/prometheus-exporter;
+
+
+RUN set -ex; \
+    apk update; \
+    apk add --no-cache acl lsof procps netcat-openbsd tini bash su-exec; \
+    rm -rf /var/cache/apk/*;
+
+VOLUME /var/solr
+EXPOSE 8983
+WORKDIR /opt/solr
+USER $SOLR_UID
+
+ENTRYPOINT ["docker-entrypoint.sh"]
+CMD ["solr-foreground"]