Add Dockerfile for Solr

solr.sh

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+#!/bin/bash
+
+SOURCE_DIR=$(realpath $(dirname "${0}"))/solr
+
+# Prepare Docker mount structure
+mkdir -p /srv/solr/server/solr
+
+# Build Docker container
+docker build -t solr ${SOURCE_DIR}

solr/Dockerfile

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+FROM alpine:3.7
+MAINTAINER Disassembler <disassembler@dasm.cz>
+
+RUN apk --no-cache add openjdk8-jre-base
+
+RUN apk --no-cache add bash lsof \
+ && wget http://archive.apache.org/dist/lucene/solr/6.5.1/solr-6.5.1.tgz -O /tmp/solr-6.5.1.tgz \
+ && tar xzf /tmp/solr-6.5.1.tgz -C /srv/ \
+ && mv /srv/solr-6.5.1 /srv/solr \
+ && rm -f /tmp/solr-6.5.1.tgz \
+ && addgroup -S solr \
+ && adduser -S -h /srv/solr/data -s /bin/sh -g solr -G solr solr \
+ && chown -R solr:solr /srv/solr/ \
+ && ln -s /srv/solr/bin/solr /usr/local/bin/solr
+
+VOLUME ["/srv/solr/server/solr"]
+EXPOSE 8983
+
+USER solr
+CMD ["solr", "start", "-f"]

solr/lib/systemd/system/solr.service

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+[Unit]
+Description=OpenMapKit Solr container
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/bin/docker run --rm --tmpfs /tmp --name solr -v /srv/solr/server/solr:/srv/solr/server/solr solr
+ExecStop=/usr/bin/docker stop solr
+
+[Install]
+WantedBy=multi-user.target